PROGRAM

TUESDAY  MORNING    FEBRUARY 7

Poster Contest - MS Students

 

*PRESENTER     † STUDENT POSTER CONTEST

 

†Examining Commercial Seed Mixtures for the Presence of Weed Species. E. G. Oseland*, M. Biggs, M. D. Bish, K. W. Bradley; University of Missouri, Columbia, MO (1)

 

†Effects of Sub-lethal Rates of Dicamba and 2,4-D on Sugarbeet. M. A. Probst*, C. L. Sprague; Michigan State University, East Lansing, MI (2)

 

†Effective Weed Management Systems Using XtendFlex Cotton. K. R. Russell*1, P. A. Dotray1, J. Keeling2, S. L. Taylor2, J. D. Everitt3; 1Texas Tech University, Lubbock, TX, 2Texas A&M AgriLife Research, Lubbock, TX, 3Monsanto, Lubbock, TX (3)

 

†Managing Palmer Amaranth in Michigan: Integrating Soybean Row Widths and a Cereal Rye Cover Crop. K. M. Rogers*, C. L. Sprague, K. A. Renner; Michigan State University, East Lansing, MI (4)

 

†Herbicide Treatment Options for Double Crop Grain Sorghum. J. J. Albers*, D. E. Peterson, C. R. Thompson, M. M. Hay, A. Dille; Kansas State University, Manhattan, KS (5)

 

†Optimizing Herbicide and Cover Crop Programs for Integrated Weed Management in No-till Soybeans. J. M. Bunchek*1, J. M. Wallace1, M. J. VanGessel2, W. Curran1, D. A. Mortensen1; 1Pennsylvania State University, University Park, PA, 2University of Delaware, Georgetown, DE (6)

 

†Integrating Biological Control with Conventional Methods for Enhanced Tamarix Management. L. M. Murray*, E. A. Lehnhoff, B. J. Schutte, C. A. Sutherland; New Mexico State University, Las Cruces, NM (7)

 

†The Effects of Mulching, Tillage, and Herbicides on Weed Control and Watermelon Yield. A. J. Price1, S. Li2, B. Guertal3, J. McElroy3, J. P. Williams*3; 1USDA-ARS, Auburn, AL, 2Alabama Cooperative Extension Service, Auburn, AL, 3Auburn University, Auburn, AL (8)

 

†Stale Seedbeds for Summer Annual Weeds in New Mexico Chile. A. Sanchez*, B. J. Schutte, L. Beck, O. J. Idowu; New Mexico State University, Las Cruces, NM (9)

 

†Fate of Sulfentrazone Applied to Cover Crop Species Prior to Soybean Planting. D. M. Whalen*, E. Oseland, S. Farrell, B. R. Barlow, Z. Trower, M. D. Bish, M. Biggs, K. W. Bradley; University of Missouri, Columbia, MO (10)

 

†Utilizing Geospatial Technology to Assess Off-target Dicamba Injury and Yield Loss in Missouri Soybean Fields. S. T. Farrell*, K. W. Bradley, M. D. Bish, D. Shannon, E. Oseland; University of Missouri, Columbia, MO (11)

 

†Novel Molecular Markers for Monitoring the Gene Flow from Herbicide-resistant Crops to Closely Related Species. J. J. Ziggafoos*1, R. Werle2, A. Jhala3, J. Lindquist1, M. K. Yerka1; 1University of Nebraska - Lincoln, Lincoln, NE, 2University of Nebraska, Lincoln, North Platte, NE, 3University of Nebraska-Lincoln, Lincoln, NE (12)

 

A Study of Cytochrome P450 Mediated Metabolic Resistance in Kochia scoparia . A. Barker*, O. Todd, F. E. Dayan, T. A. Gaines; Colorado State University, Fort Collins, CO (13)




TUESDAY  MORNING    FEBRUARY 7

Poster Contest - PhD Students

 

*PRESENTER     † STUDENT POSTER CONTEST

 

†Effect of Degree of Water Stress on the Growth and Fecundity of Palmer amaranth. P. Chahal*1, S. Irmak1, A. Jhala2; 1University of Nebraska - Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, Lincoln, NE (14)

 

†Investigating Palmer amaranth Response to Glufosinate in a North Carolina Population. D. Copeland*, W. J. Everman, A. C. York; North Carolina State University, Raleigh, NC (15)

 

†The Effects of Palmer Amaranth Competition on Soil Moisture Availabiility in Soybean. D. D. Joseph*1, M. W. Marshall2; 1Clemson University, Clemson, SC, 2Clemson University, Blackville, SC (16)

 

†Tolerance of GlyTol®/LibertyLink® Cotton to Various Herbicide Tank Mix Combinations. M. T. Plumblee*1, D. M. Dodds1, C. A. Samples2, A. B. Denton2, S. Davis2, L. X. Franca1, B. R. Wilson2; 1Mississippi State University, Starkville, MS, 2Mississippi State University, Mississippi State, MS (17)

 

†Seed Shattering of Six Prevalent Weed Species in North Carolina. T. A. Reinhardt*, W. J. Everman; North Carolina State University, Raleigh, NC (18)

 

†Water-seeding with Anaerobic Germination Tolerant Cultivars in Improving Crop Establishment and Weed Management in Wet Direct Seeded Rice. B. S. Chamara*1, B. Marambe2, V. Kumar3, B. S. Chauhan4; 1Weed Science, Crop and Environmental Sciences Division, International Rice Research Institute, Philippines, Los Banos, Philippines, 2Department of Crop Science, Faculty of Agriculture, University of Peradeniya, Sri Lanka, Peradeniya, Sri Lanka, 3International Rice Research Institute, Los Banos, Philippines, 4The University of Queensland, Gatton, Australia (19)

 

†Field Performance of a Novel 2,4-D Tolerant Red Clover (Trifolium pratense). M. Barrett, L. P. Araujo*, L. D. Williams, G. L. Olson; University of Kentucky, Lexington, KY (20)

 

†Management Strategies of Johnsongrass (Sorghum halepense (L.) Pers.) Resistant to Glyphosate in the Argentine Agricultural Production System. E. Bracamonte1, E. Actis2, G. Aiassa2, R. Montserrat2, F. Pussetto2, D. Ustarroz3, P. T. Fernandez-Moreno4, R. De Prado*5; 1Faculty of Agricultural Sciences, University of Cordoba, Cordoba, Argentina, 2Faculty of Agricultural Sciences-UNC, Cordoba, Argentina, 3INTA EEA Manfredi, Cordoba, Argentina, 4University of Cordoba, Cordoba, Spain, 5Department of Agricultural Chemistry and Edaphology, University of Cordoba, Cordoba, Spain (21)

 

†More Complex Native Forage Mixtures Reduce Weed Seed Bank Density Based on Their Competitive Abilities. M. Serajchi*1, M. P. Schellenberg2, E. G. Lamb1; 1University of Saskatchewan, Saskatoon, SK, 2Agriculture and Agri-Food Canada, Swift Current, SK (22)

 

†Glyphosate Resistance in Giant Ragweed (Ambrosia trifida L.). K. Segobye*1, S. C. Weller2, B. Schulz1; 1University of Maryland, College Park, MD, 2Purdue University, West Lafayette, IN (23)

 

2,4-D Dislodge from Turfgrass Vegetation Varies by Sample Collection Method. M. Jeffries*, T. Gannon; North Carolina State University, Raleigh, NC (24)

 

†Influence of Biochar Amendments on the Sorption–desorption of Aminocyclopyrachlor in Agricultural Soils. K. F. Mendes*1, K. A. Spokas2, V. L. Tornisielo3; 1Center of Nuclear Energy in Agriculture - University of São Paulo, Piracicaba, Brazil, 2University of Minnesota, Saint Paul, MN, 3University of São Paulo, Piracicaba, Brazil (25)

 

†Pollen-Mediated Gene Flow from Glyphosate-Resistant to -Susceptible Giant Ragweed (Ambrosia trifida) under Field Conditions. Z. A. Ganie*, A. Jhala; University of Nebraska-Lincoln, Lincoln, NE (26)

 

†Identification and Determination of Some Phenolic Compounds in Sunflower (Helianthus annuus L.) and Their Evaluation on Seed Germination and Seedling Growth of Some Weed and Crop Species. S. W. Hamad*, S. S. Wilcockson, E. J. Okello; Newcastle University, Newcastle Upon Tyne, England (27)

 

†Molecular, Proteome, and Biochemical Characterization of Multiple Herbicide Resistant Avena fatua (L.). E. E. Burns*, B. K. Keith, W. E. Dyer; Montana State University, Bozeman, MT (28)

 

Investigating the 2,4-D Resistance Mechanism in Indian Hedge Mustard (Sisymbrium orientale) from Australia using RNA-Seq. A. Kuepper*1, C. Preston2, M. Figueiredo1, T. A. Gaines1; 1Colorado State University, Fort Collins, CO, 2University of Adelaide, Adelaide, Australia (29)

 

†Flufenacet Resistance Mechanism Characterization in Grasses. R. Duecker*; Bayer AG, Frankfurt, Germany (30)

 

†Barnyardgrass Resistant to Acetolactate Synthase and Acetyl-CoA Carboxylase Inhibitors in Paddy Rice Fields of Korea. O. Won*1, I. Park2, Z. Andreas3, S. Vinod4, J. Lee5, K. Park1; 1Chungnam National University, Daejeon, South Korea, 2Syngenta Korea Limited, JinCheon, South Korea, 3Syngenta Crop Protection AG, Basel, Switzerland, 4Syngenta Asia Pacific Pte. Ltd, Singapore, Singapore, 5National Institute of Agricultural Sciences, Wanju, South Korea (31)

 

Investigating Multiple Resistance Mechanisms of Amaranthus palmeri Populations from Arkansas. R. A. Salas*1, C. Oliveira1, J. Refatti1, L. Piveta1, R. Scott2, N. R. Burgos1; 1University of Arkansas, Fayetteville, AR, 2University of Arkansas-Cooperative Extension Service, Lonoke, AR (32)




TUESDAY  MORNING    FEBRUARY 7

Section 1. Agronomic Crops

 

*PRESENTER

 

International Survey of Herbicide-Resistant Weeds. I. M. Heap*; WeedSmart, Corvallis, OR (33)

 

Confirmation and Management of Newly Evolved Glyphosate-Resistant Russian-thistle (Slasola tragus L.) and Horseweed (Conyza canadensis L.) in Montana Cereal Production. V. Kumar*1, P. Jha2, A. J2, C. A. Lim2, S. Leland1; 1Montana State University, Huntley, MT, 2Montana State University-Bozeman, Huntley, MT (34)

 

Confirmation of Glyphosate, ALS- and PPO-resistant Common Ragweed in North Carolina. B. Schrage, W. J. Everman*; North Carolina State University, Raleigh, NC (35)

 

Dissipation of Clomazone in Organic and Mineral Soils of South Florida. D. Odero*, J. V. Fernandez; University of Florida, Belle Glade, FL (36)

 

Mechanisms Involved in Glyphosate-Resistant Perennial Ryegrass (Lolium perenne L.) and Italian Ryegrass (L. multiflorum L.) Biotypes from Iberian Peninsula and Fitness Cost Associated to NTSR Mechanism. P. T. Fernandez-Moreno*1, R. Roldan-Gomez2, M. D. Osuna3, R. J. Smeda4, R. De Prado5; 1University of Cordoba, Cordoba, Spain, 2Department of Agricultural Chemistry and Edaphology-UNC, Cordoba, Spain, 3Agrarian Research Center “Finca La Orden” Valdesequera, Badajoz, Spain, 4University of Missouri, Columbia, MO, 5Department of Agricultural Chemistry and Edaphology, University of Cordoba, Cordoba, Spain (37)

 

Different Levels of Glyphosate-Resistant Rigid Ryegrass (Lolium rigidum L.) Biotypes from Southern Spain and France. P. T. Fernandez-Moreno1, R. Roldan-Gomez2, M. D. Osuna3, R. J. Smeda4, R. De Prado*5; 1University of Cordoba, Cordoba, Spain, 2Department of Agricultural Chemistry and Edaphology-UNC, Cordoba, Spain, 3Agrarian Research Center “Finca La Orden” Valdesequera, Badajoz, Spain, 4University of Missouri, Columbia, MO, 5Department of Agricultural Chemistry and Edaphology, University of Cordoba, Cordoba, Spain (38)

 

Resurrection of Glyphosate Resistant Palmer amaranth Control in Conservation Tillage Engenia Cotton; Soil Health Salvation using Herbicide Technology. A. J. Price*1, J. Tredaway-Ducar2, G. S. Stapleton3; 1USDA-ARS, Auburn, AL, 2Auburn University, Auburn, AL, 3BASF, Dyersburg, TN (39)

 

Characterization of a Waterhemp and a Palmer Amaranth Population with Resistance to PPO Inhibiting Herbicides. A. Perez-Jones*, S. Voss, R. Brinker, P. Feng; Monsanto, St Louis, MO (40)

 

Pre-Emergence Herbicide Longevity on Palmer Amaranth Control in Cotton. S. Steckel*, J. Reeves, L. E. Steckel; University of Tennessee, Jackson, TN (41)

 

Crop Safety and Weed Control Following Dicamba and Acetochlor Aapplications in XtendFlex® Cotton. L. X. Franca*1, D. M. Dodds1, J. Bond2, D. B. Reynolds3, A. Mills4, C. A. Samples1, M. T. Plumblee1, A. B. Denton3; 1Mississippi State University, Starkville, MS, 2Mississippi State University, Stoneville, MS, 3Mississippi State University, Mississippi State, MS, 4Monsanto Company, Memphis, TN (42)

 

Weed Management Systems in Enlist Cotton in the Texas High Plains. P. A. Dotray*1, J. Keeling2, S. L. Taylor2, M. Lovelace3; 1Texas Tech University, Lubbock, TX, 2Texas A&M AgriLife Research, Lubbock, TX, 3Dow AgroSciences, Lubbock, TX (43)

 

Dicamba Dose Impacts on Various Maturity Group VI Soybean Cultivars. A. M. Growe*, W. J. Everman; North Carolina State University, Raleigh, NC (44)

 

Weed Management Programs in Okahoma Soybean. T. A. Baughman*, D. L. Teeter, C. D. Curtsinger, R. W. Peterson; Oklahoma State University, Ardmore, OK (45)

 

Roundup Ready 2 Xtend Soybean Systems. S. A. Nolte*; Monsanto, St. Louis, MO (46)

 

Evaluation of Residual Herbicides in Soybean. D. L. Teeter*, T. A. Baughman, C. D. Curtsinger, R. W. Peterson; Oklahoma State University, Ardmore, OK (47)

 

Weed Management Systems in Dicamba-Tolerant Soybean. M. W. Marshall*, C. H. Sanders; Clemson University, Blackville, SC (48)

 

Relationship Between Aboveground Biomass and Relative Cover of Weeds in Winter Fallow Soybean. G. Picapietra1, M. V. Buratovich2, M. E. Cena3, H. A. Acciaresi*4; 1Instituto Nacional de Tecnología Agropecuaria, Pergamino, Argentina, 2ECANA-UNNOBA, Pergamino, Argentina, 3CIC, Pergamino, Argentina, 4Instituto Nacional Tecnologia Agropecuaria, Pergamino, Argentina (49)

 

GR Canada Fleabane Dose-Response to Saflufenacil, Saflufenacil plus Glyphosate, and Metribuzin plus Saflufenacil plus Glyphosate in Soybean. N. Soltani*1, C. M. Budd1, D. E. Robinson1, D. C. Hooker1, R. T. Miller2, P. H. Sikkema1; 1University of Guelph, Ridgetown, ON, 2BASF Canada, Guelph, ON (50)

 

Halosulfuron Absorption, Translocation, and Metabolism in Dry Bean. P. H. Sikkema1, Z. Li1, K. C. Kessler2, M. Rodrigues Alves2, S. J. Nissen2, T. A. Gaines2, P. Westra2, R. C. Van Acker3, D. E. Robinson1, N. Soltani*1; 1University of Guelph, Ridgetown, ON, 2Colorado State University, Fort Collins, CO, 3University of Guelph, Guelph, ON (51)

 

Chickpea (Garbanzo Bean) Tolerance to Postemergence Broadleaf Herbicides. R. A. Boydston*; USDA-ARS, Prosser, WA (52)

 

Evaluation of Corn Herbicide Programs in Oklahoma. C. D. Curtsinger*, T. A. Baughman, D. L. Teeter, R. W. Peterson; Oklahoma State University, Ardmore, OK (53)

 

Thifensulfuron Resistant Mouse-ear Cress (Arabidopsis thaliana) Management in Winter Wheat. R. S. Randhawa*1, M. L. Flessner1, C. W. Cahoon2, J. H. Westwood1; 1Virginia Tech, Blacksburg, VA, 2Virginia Tech, Painter, VA (54)

 

Effect of Pre-plant Nitrogen (N) Rates on Wheat Yield in Corn/Sorghum-wheat Rotation. M. K. Bansal*, W. J. Everman; North Carolina State University, Raleigh, NC (55)

 

Grassy Weed Management in Oklahoma Winter Wheat. M. R. Manuchehri*1, T. A. Baughman2, A. R. Post3; 1Oklahoma State University, Stillwater, OK, 2Oklahoma State University, Ardmore, OK, 3North Carolina State University, Raleigh, NC (56)

 

Preharvest Herbicide Application Effects on Winter Wheat. G. E. Powell*, K. M. Rogers, C. L. Sprague; Michigan State University, East Lansing, MI (57)

 

Efficacy and Crop Tolerance of Butte Herbicide (benzobicyclon + halosulfuron-methyl) on California Water-Seeded Rice. A. S. Godar*1, W. Brim-DeForest2, K. Al-Khatib1; 1University of California, Davis, Davis, CA, 2University of California, Davis, CA (58)

 

Water Quality Analysis and Effect on Efficacy of PPO-inhibiting Herbicides on Palmer amaranth in Mississippi. V. K. Nandula*; USDA-ARS, Stoneville, MS (59)

 

Winter Sowed Cover Crops and Diversity of Natural Weed Populations. M. V. Buratovich1, M. E. Cena2, G. Picapietra3, H. A. Acciaresi*4; 1ECANA-UNNOBA, Pergamino, Argentina, 2CIC, Pergamino, Argentina, 3Instituto Nacional de Tecnología Agropecuaria, Pergamino, Argentina, 4Instituto Nacional Tecnologia Agropecuaria, Pergamino, Argentina (60)

 

POST Herbicide Efficacy Screen on Marestail. D. Lingenfelter*, W. Curran; Pennsylvania State University, University Park, PA (61)

 

Hyperspectral Imaging to Detect Glyphosate-Resistant vs. Glyphosate-Susceptible Kochia scoparia: Implications for Site-Specific Management. P. Jha*1, V. Kumar1, P. Nugent2, A. Donelick2, B. Scherrer2, J. Shaw2; 1Montana State University, Huntley, MT, 2Montana State University, Bozeman, MT (62)

 

Wheat Canopy Structure Incidence in Natural Weed Populations Emergence. M. E. Cena1, M. V. Buratovich2, G. Picapietra3, H. A. Acciaresi*4; 1CIC, Pergamino, Argentina, 2ECANA-UNNOBA, Pergamino, Argentina, 3Instituto Nacional de Tecnología Agropecuaria, Pergamino, Argentina, 4Instituto Nacional Tecnologia Agropecuaria, Pergamino, Argentina (63)

 

Dynamics of Emergence of Natural Weed Populations Under Winter Cover Crops. M. V. Buratovich1, M. E. Cena2, G. Picapietra3, H. A. Acciaresi*4; 1ECANA-UNNOBA, Pergamino, Argentina, 2CIC, Pergamino, Argentina, 3Instituto Nacional de Tecnología Agropecuaria, Pergamino, Argentina, 4Instituto Nacional Tecnologia Agropecuaria, Pergamino, Argentina (64)

 

Seed Germination of Junlerice (Echinochloa colona) in Response to Post-harvest Dormancy. G. Picapietra1, M. V. Buratovich2, M. E. Cena3, H. A. Acciaresi*4; 1Instituto Nacional de Tecnología Agropecuaria, Pergamino, Argentina, 2ECANA-UNNOBA, Pergamino, Argentina, 3CIC, Pergamino, Argentina, 4Instituto Nacional Tecnologia Agropecuaria, Pergamino, Argentina (65)

 

Using Multispectral Data and Random Forest Classification to Differentiate Velvetleaf from Cotton with Different Leaf Colors. R. S. Fletcher*, K. N. Reddy, R. B. Turley; USDA-ARS, Stoneville, MS (66)




TUESDAY  MORNING    FEBRUARY 7

Section 2. Horticultural Crops

 

*PRESENTER

 

Enhanced Weed Management for Organic Vegetable Crop Production. J. O'Sullivan*1, R. C. Van Acker2, R. N. Riddle1, P. H. White1; 1University of Guelph, Simcoe, ON, 2University of Guelph, Guelph, ON (67)

 

Mulch and Biochar Impacts on Organic Strawberry Yield. S. K. Hogstad*, G. G. Gramig; North Dakota State University, Fargo, ND (68)

 

Interaction of Common Purslane and Palmer amaranth with Two Sweetpotato Cultivars. S. Chaudhari*, K. M. Jennings, D. W. Monks; North Carolina State University, Raleigh, NC (69)

 

Field Assessments of Flumioxazin for Postemergence-Directed Applications in Chile Pepper. B. J. Schutte*, E. Morris; New Mexico State University, Las Cruces, NM (70)

 

Field Bindweed (Convolvulus arvensis) Responses to PPI and PRE herbicides - A Research Summary. L. M. Sosnoskie*1, B. Hanson2; 1University of California, Davis, CA, 2Univesrity of California, Davis, CA (71)

 

Field Bindweed (Convolvulus arvensis) Responses to POST Herbicides - A Reseach Summary. L. M. Sosnoskie*1, B. Hanson2; 1University of California, Davis, CA, 2Univesrity of California, Davis, CA (72)

 

Residual Effects of Pre-plant Herbicides on Transplanted Tomatoes. J. Angeles1, K. J. Hembree2, A. Shrestha*1; 1California State University, Fresno, CA, 2University of California Cooperative Extesnion, Fresno, CA (73)

 

Bicyclopyrone: Major League Weed Control in Minor League Crops. C. L. Dunne*1, D. Bruns2, G. D. Vail3, T. Beckett3; 1Syngenta, Vero Beach, FL, 2Syngenta, Columbus, OH, 3Syngenta Crop Protection, Greensboro, NC (74)

 

The Potential Use of Quinclorac is Annual Strawberry (Fragaria x ananassa) Production. M. A. Czarnota*; University of Georgia, Griffin, GA (75)




TUESDAY  MORNING    FEBRUARY 7

Section 3. Turf and Ornamental Crops

 

*PRESENTER



TUESDAY  MORNING    FEBRUARY 7

Section 4. Pasture, Rangeland, Forest, and Rights of Way

 

*PRESENTER

 

Mississippi Roadside Rights-of-way:  An Inventory of the Vegetation. J. D. Byrd, Jr.*1, V. L. Maddox1, D. G. Thompson2; 1Mississippi State University, Mississippi State, MS, 2Mississippi Department of Transportation, Jackson, MS (76)

 

Taxonomic Identity and Characterization of an Invasive Linaria Hybrid. C. Miller1, S. E. Sing2, S. M. Ward*1; 1Colorado State University, Fort Collins, CO, 2US Forest Service, Bozeman, MT (77)

 

Green Milkweed (Asclepias viridis): Friend or Foe, Do We Really Know? D. P. Russell*1, J. D. Byrd, Jr.2, N. H. Thorne1; 1Mississippi State University, Starkville, MS, 2Mississippi State University, Mississippi State, MS (78)

 

Bioherbicides Use in Integrated Managementof Invasive Weeds in Forestry. R. R. Prasad*; Pacific Forestry Centre, Victoria, BC (79)

 

Integrated Management of Bromus tectorum (Cheatgrass) with Sheep and Herbicide. E. A. Lehnhoff*, L. J. Rew, J. Mangold; Montana State University, Bozeman, MT (80)

 

Use of Herbicides to Control Western Juniper (Juniperus occidentalis) in Sagebrush Community. G. M. Sbatella*1, S. Twelker2; 1University of Wyoming, Powell, WY, 2Oregon Department of Agriculture, Madras, OR (81)




TUESDAY  MORNING    FEBRUARY 7

Section 5. Wildland and Aquatic Invasive Plants

 

*PRESENTER



TUESDAY  MORNING    FEBRUARY 7

Section 6. Regulatory Aspects

 

*PRESENTER

 

Control variability in regulatory plant studies. B. D. Kiernan*, S. Sankula; USEPA/OPP/EFED, Washington, DC (82)

 

Audrey III: A Tier II Plant Exposure Estimation Tool and Implications for Risk Assessment. B. D. Kiernan*, S. Sankula; USEPA/OPP/EFED, Washington, DC (83)




TUESDAY  MORNING    FEBRUARY 7

Section 7. Education and Extension

 

*PRESENTER

 

Digital Book for Weed Science. B. A. Ackley*, A. I. Lamb; The Ohio State University, Columbus, OH (84)

 

Towards the Development a Better Undergraduate Educational Experience to Prepare Students for Careers in Weed Science. J. Ferguson*; Northwest Missouri State University, Maryville, MO (85)

 

Development of an Educational Mapping Tool for Documenting and Researching the Spread of Herbicide Resistant Weeds in the US. A. Klodd*1, W. Curran1, D. Miller1, S. Crawford1, D. Lingenfelter1, A. S. Davis2; 1Pennsylvania State University, University Park, PA, 2USDA-ARS, Urbana, IL (86)

 

Development of Tools for In-service Training and Grower Outreach Regarding Resistance Management Concepts. H. A. Sandler*1, L. G. McDermott2, K. M. Ghantous1; 1UMass Cranberry Station, East Wareham, MA, 2Cornell University, Ithaca, NY (87)

 

Economic Costs of Herbicide Resistant Weeds in the United States. G. Frisvold*; University of Arizona, Tucson, AZ (88)

 

Trash to Treasure: Amaranth Reconsidered as a Source of Nutrition and Alternate Grain Product. A. Taylor*, J. D. Byrd, Jr., Y. Zhang, S. Chang; Mississippi State University, Mississippi State, MS (89)




TUESDAY  MORNING    FEBRUARY 7

Section 8. Formulation, Adjuvant and Application Technology

 

*PRESENTER

 

Influence of Rainfastness, Adjuvant, Formulation, and Nozzle Type on Efficacy of PPO-inhibiting Herbicides on Palmer amaranth. V. K. Nandula*1, W. T. Molin2; 1USDA-ARS, Stoneville, MS, 2USDA, Stoneville, MS (90)

 

Day and Night Application of 2,4-D choline salt and glyphosate: Control of Glyphosate-resistant Conyza sumatrensis. G. L. Gomes*1, C. A. Carbonari2, E. D. Velini2, U. R. Antuniassi2; 1Faculdade de Ciências Agronômicas / UNESP, Botucatu, Brazil, 2Universidade Estadual Paulista, Botucatu, Brazil (91)

 

A Two Year Summary of Glufosinate Efficacy Using Different Carrier Volumes and Nozzles. S. L. Taylor*1, P. A. Dotray2, J. Keeling1, R. Perkins3; 1Texas A&M AgriLife Research, Lubbock, TX, 2Texas Tech University, Lubbock, TX, 3Bayer CropScience, Lubbock, TX (92)

 

Non-AMS Adjuvants Effect on Dicamba+Clethodim Tank-mixture Antagonism in Control of Palmer amaranth and Volunteer Corn. M. L. Bernards*1, B. G. Young2, G. Obear3, F. Sexton3; 1Western Illinois University, Macomb, IL, 2Purdue University, West Lafayette, IN, 3Exacto, Inc, Sharon, WI (93)




TUESDAY  MORNING    FEBRUARY 7

Section 9. Weed Biology and Ecology

 

*PRESENTER

 

A Non-Destructive Assay for Determining Viability of Weed Seeds. J. Wood*, I. Marquez, B. J. Schutte; New Mexico State University, Las Cruces, NM (94)

 

The Effects of Seed Shattering Date on Germinability of Redroot Pigweed (Amaranthus retroflexus) and Yellow Foxtail (Setaria glauca). S. C. Haring*1, M. L. Flessner1, W. J. Everman2, S. Mirsky3; 1Virginia Tech, Blacksburg, VA, 2North Carolina State University, Raleigh, NC, 3USDA Sustainable Agricultural Systems Lab, Beltsville, MD (95)

 

Post-harvest Seed Production Potential of Palmer amaranth and Waterhemp in Southern US: A Nine Site-year Experiment. V. Singh*1, P. A. Dotray2, L. M. Schwartz-Lazaro3, J. K. Norsworthy3, M. V. Bagavathiannan1; 1Texas A&M University, College Station, TX, 2Texas Tech University, Lubbock, TX, 3University of Arkansas, Fayetteville, AR (96)

 

A Replacement Series Experiment to Investigate the Competitiveness of Hybrid Toadflax. S. M. Ward*1, S. E. Sing2; 1Colorado State University, Fort Collins, CO, 2US Forest Service, Bozeman, MT (97)

 

Characterization of Flowering Time Pathways in Camelina sativa: a Potential Winter Cover Crop for Northern Climates. J. V. Anderson*1, K. M. Dorn2, W. S. Chao1, D. P. Horvath1, M. Dogramaci1, M. Marks3, R. W. Gesch4, M. E. Foley5; 1USDA-ARS, Fargo, ND, 2Kansas State University, Manhattan, KS, 3University of Minnesota, St. Paul, MN, 4USDA-ARS, Morris, MN, 5USDA ARS, Fargo, ND (98)

 

Genetic Diverstiy of Echinochla spp. in Korea Inferred From New Simple Sequence Repeats. J. Lee*1, I. Lee1, C. Kim1, K. Park2; 1National Institute of Agricultural Sciences, Wanju, South Korea, 2Chungnam National University, Daejeon, South Korea (99)

 

Barnyardgrass or Junglerice: Using KASP for Echinochloa Species Identification. C. E. Rouse*1, D. Pettinga2, C. Oliveira3, T. A. Gaines2, N. R. Burgos1; 1University of Arkansas, Fayetteville, AR, 2Colorado State University, Fort Collins, CO, 3Universidade Federal de Pelotas, Pelotas, Brazil (100)

 

Growth and Morphological Comparison of Glyphosate-resistant Amaranthus palmeri, A. spinosus and their Interspecific Hybrids. W. T. Molin*1, V. K. Nandula2, A. A. Wright3; 1USDA, Stoneville, MS, 2USDA-ARS, Stoneville, MS, 3Mississippi State University, Stoneville, MS (101)

 

Dose-response Effects of Glyphosate on Small vs Large Rosettes of Susceptible Conyza canadensis in a Greenhouse Experiment. P. Ellis*, Z. T. Beres, A. A. Snow; Ohio State University, Columbus, OH (102)




TUESDAY  MORNING    FEBRUARY 7

Section 10. Biocontrol of Weeds

 

*PRESENTER

 

A Novel Potential Option to Control the Invasive Weed Kochia scoparia by Using Biocontrol Agents. G. V. Reddy*1, G. Shrestha1, P. Jha2; 1Montana State University, Conrad, MT, 2Montana State University, Huntley, MT (103)

 

The Potential Use of Sorghum bicolor (L.) Moench Shoot Extracts as a Bio-herbicide. H. Le thi1, O. Won1, Y. Park1, J. Hwang2, S. Park1, K. Park*1; 1Chungnam National University, Daejeon, South Korea, 2National Institute of Crop Science, Jeonju, South Korea (104)




TUESDAY  MORNING    FEBRUARY 7

Section 11. Physiology

 

*PRESENTER

 

Glyphosate Absorption and Translocation in Young 'Gala' Apple Trees. I. C. Burke*, A. J. Raeder; Washington State University, Pullman, WA (105)

 

A Glyphosate-Resistant Palmer Amaranth (Amaranthus palmeri) Population Confirmed in California. A. Shrestha*1, K. M. Steinhauer1, M. To1, S. Budhathoki1, J. Angeles1, S. Rios2, B. Hanson3; 1California State University, Fresno, CA, 2University of California Cooperative Extesnion, Riverside, CA, 3Univesrity of California, Davis, CA (106)

 

Resistance to ALS Inhibitors in Amaranthus tuberculatus and A. retroflexus from Mississippi. V. K. Nandula*1, J. Ray2; 1USDA-ARS, Stoneville, MS, 2USDA, Stoneville, MS (107)

 

Investigations into Suspected Clethodim-Resistant Johnsongrass and Italian Ryegrass from Mississippi. V. K. Nandula*1, G. Sharma2, T. Tseng3, J. Bond4; 1USDA-ARS, Stoneville, MS, 2Mississippi State University, Mississippi State, MS, 3Mississippi State University, Starkville, MS, 4Mississippi State University, Stoneville, MS (108)

 

Investigations of Multiple Herbicide Resistance in Italian Ryegrass Populations from Orchards and Roadsides in California. P. Tehranchian*1, T. Deveaud1, I. M. Heap2, M. Jasieniuk1; 1University of California, Davis, CA, 2WeedSmart, Corvallis, OR (109)

 

Identification of Candidate Resistance Genes in Multiple Herbicide Resistant Echinochloa colona. A. A. Wright*1, R. Sasidharan2, M. Rodriguez2, D. Peterson3, V. K. Nandula4, J. Ray5, J. Bond1, D. Shaw3; 1Mississippi State University, Stoneville, MS, 2BASF, Research Triangle Park, NC, 3Mississippi State University, Mississippi State, MS, 4USDA-ARS, Stoneville, MS, 5USDA, Stoneville, MS (110)

 

A Highly Sensitive Continuous Assay for 5-enolpyruvyl-shikimate Synthase. S. M. Duff*, D. Sammons; Monsanto, St. Louis, MO (111)

 

Italian Ryegrass from Iredell County, North Carolina is Resistant to Glufosinate, ACCase- and ALS-inhibiting Herbicides. W. T. Molin*1, V. K. Nandula2, A. A. Wright3; 1USDA, Stoneville, MS, 2USDA-ARS, Stoneville, MS, 3Mississippi State University, Stoneville, MS (112)

 

The EPSPS Replicon: A Prodigious Vector for Gene Copy Number Proliferation in Amaranthus palmeri. W. T. Molin*1, C. Saski2; 1USDA, Stoneville, MS, 2Clemson University, Clemson, SC (113)

 

Survey of the Genomic Landscape Surrounding the EPSPS Gene in Glyphosate-resistant Amaranthus palmeri from Geographically Distant Locations. W. T. Molin*1, M. Jugulam2, M. J. VanGessel3, R. E. Hoagland4, W. B. McCloskey5; 1USDA, Stoneville, MS, 2Kansas State University, Manhattan, KS, 3University of Delaware, Georgetown, DE, 4USDA-ARS, Stoneville, MS, 5University of Arizona, Tucson, AZ (114)

 

Influence of Light Intensity and Soil Moisture Levels on Control of Glyphosate-Resistant Junglerice (Echinochloa colona) with Postemergence Herbicides. K. M. Steinhauer*, A. Shrestha; California State University, Fresno, CA (115)

 

GISH and FISH Mapping of EPSPS Copies in Interspecific Hybrids of Amaranthus spinosus and Amaranthus palmeri. M. Jugulam*1, S. Menzer1, D. Koo1, V. K. Nandula2, C. R. Thompson1, B. Friebe1, B. S. Gill1; 1Kansas State University, Manhattan, KS, 2USDA-ARS, Stoneville, MS (116)

 

Palmer amaranth Gender Differentiation Under Abiotic Stress and Implications for Integrated Control. N. E. Korres*, J. K. Norsworthy; University of Arkansas, Fayetteville, AR (117)

 

Defining the Locoweed-Fungal Endophyte Complex: A Common Garden Study Comparing Locoweed Growth With and Without its Fungal Endophyte. T. Sterling*, B. K. Keith; Montana State University, Bozeman, MT (118)

 

Effect of Salinity on Cardinal Temperature of Malva sylvestris. O. Ansari1, J. Gherekhloo1, B. Kamkar1, F. Ghaderi Far1, P. T. Fernandez-Moreno2, R. De Prado*3; 1Gorgan University of Agricultural Sciences and Natural Resources, Gorgan, Iran, 2University of Cordoba, Cordoba, Spain, 3Department of Agricultural Chemistry and Edaphology, University of Cordoba, Cordoba, Spain (119)

 

Fitness Costs and Mechanism of Acetolactate Synthase-inhibiting Herbicide Resistance in Annual Bluegrass. T. Tseng*1, E. Santos2, V. K. Nandula3, E. E. Wilson2, G. Sharma2, J. D. McCurdy2; 1Mississippi State University, Starkville, MS, 2Mississippi State University, Mississippi State, MS, 3USDA-ARS, Stoneville, MS (120)

 

Germination Response of Sea Barley (Hordeum marinum) to Temperature. M. Taheri1, J. Gherekhloo1, A. Siahmarguee1, O. Ansari1, P. T. Fernandez-Moreno2, R. De Prado*3; 1Gorgan University of Agricultural Sciences and Natural Resources, Gorgan, Iran, 2University of Cordoba, Cordoba, Spain, 3Department of Agricultural Chemistry and Edaphology, University of Cordoba, Cordoba, Spain (121)




TUESDAY  MORNING    FEBRUARY 7

Section 12. Soil and Environmental Aspects

 

*PRESENTER

 

Trends in Relative Toxicity of Herbicide Use in the United States, 1990 to 2015. A. R. Kniss*; University of Wyoming, Laramie, WY (122)

 

Dynamics of Sulfentrazone and Flumioxazin Applied to Eucalyptus Harvest Residues. C. A. Carbonari*, G. Gomes, E. D. Velini; Universidade Estadual Paulista, Botucatu, Brazil (123)

 

Effect of New Auxin Herbicide Formulations on Control of Herbicide Resistant Weeds and on Microbial Activities in the Rhizosphere. V. K. Nandula*1, H. L. Tyler2; 1USDA-ARS, Stoneville, MS, 2USDA, Stoneville, MS (124)

 

Effect of Air CO2 Concentration in Phytoremediation of Imidazolinone Herbicide. L. A. Avila*, L. P. Souza; Universidade Federal de Pelotas, Pelotas, Brazil (125)




TUESDAY  MORNING    FEBRUARY 7

Section 13. Integrated Weed Management

 

*PRESENTER

 

Herbicide Resistance and Management in Flaxleaf Fleabane (Conyza bonariensis (L.) Cronquist)  from the Southeast Region of Cordoba, Argentina. E. Bracamonte1, A. Leoni1, R. Tabasso1, P. Bellucini2, P. T. Fernandez-Moreno3, R. De Prado*4; 1Faculty of Agricultural Sciences, University of Cordoba, Cordoba, Argentina, 2INTA EEA Marcos Suarez, Cordoba, Argentina, 3University of Cordoba, Cordoba, Spain, 4Department of Agricultural Chemistry and Edaphology, University of Cordoba, Cordoba, Spain (126)

 

Effect of Mixing 2,4-D and Sulfosulfuron on Wild Mustard Control. S. Akhundi1, J. Gherekhloo1, N. Bagherani2, P. T. Fernandez-Moreno3, R. De Prado*4; 1Gorgan University of Agricultural Sciences and Natural Resources, Gorgan, Iran, 2Agricutural Research Center of Glestan, Gorgan, Iran, 3University of Cordoba, Cordoba, Spain, 4Department of Agricultural Chemistry and Edaphology, University of Cordoba, Cordoba, Spain (127)

 

Impact of Palmer amaranth on Soybean Productivity as Influenced by Varying Rates of Metribuzin and Sulfentrazone. M. de Avellar*1, R. Werle2; 1University of Nebraska, Lincoln, Lincoln, NE, 2University of Nebraska, Lincoln, North Platte, NE (128)

 

Delayed Glyphosate Application for No-Till Fallow in the Driest Region of the Inland Pacific Northwest. L. Lutcher*; Oregon State University, Corvallis, OR (129)

 

Cash Cover Crops Suppress Summer Annual Weeds. F. Forcella*1, R. Gesch1, D. Wyse2; 1USDA, Morris, MN, 2University of Minnesota, St Paul, MN (130)

 

Cover Crop Species Response to Single Active Ingredient Residual Herbicides with Simulated Half-life Doses. B. S. Heaton*1, M. L. Bernards1, R. Werle2; 1Western Illinois University, Macomb, IL, 2University of Nebraska, Lincoln, North Platte, NE (131)

 

Comparison of Rolled Cover Crop Mulch and Residual Fall Herbicide for Horseweed (Conyza canadensis) Suppression. K. B. Pittman*, M. L. Flessner; Virginia Tech, Blacksburg, VA (132)

 

Improving Selectivity of Physical Weed Control:  New Tricks for Old Dogs? D. C. Brainard*, S. Hitchock Tilton; Michigan State University, East Lansing, MI (133)




TUESDAY  MORNING    FEBRUARY 7

Oral Contest - MS Students

LOCATION:   Joshua Tree
TIME:   9:30 AM - 12:00 PM
CHAIR:   Darrin Dodds
    Mississippi State University
    Mississippi State, MS
MODERATOR:   Darrin Dodds
    Mississippi State University
    Mississippi State, MS

 

*SPEAKER     † STUDENT CONTEST

 

9:30   †Distribution and Control of Glyphosate-resistant Waterhemp (Amaranthus tuberculatus var. rudis) in Soybean (Glycine max) in Ontario. M. G. Schryver*1, N. Soltani2, D. C. Hooker2, D. E. Robinson2, P. J. Tranel3, P. H. Sikkema2; 1University of Guelph, London, ON, 2University of Guelph, Ridgetown, ON, 3University of Illinois, Urbana, IL (134)

 

9:45   †Organic Weed Management Using Air-Propelled Abrasive Grit Management. M. G. Carlson*1, S. Clay1, F. Frocella2, S. Wortman3; 1South Dakota State University, Brookings, SD, 2USDA-ARS, Morris, MN, 3University of Nebraska-Lincoln, Lincoln, NE (135)

 

10:00   †Effect of Common Ragweed on Soybean Growth and Yield. E. Barnes*1, A. Jhala2, S. Knezevic1, P. H. Sikkema3, J. Lindquist4; 1University of Nebraska- Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, Lincoln, NE, 3University of Guelph, Ridgetown, ON, 4University of Nebraska - Lincoln, Lincoln, NE (136)

 

10:15   †Effects of Interseeded Cover Crops on Weed Seed Predation in Corn. C. Z. Youngerman*1, A. DiTommaso1, J. Losey1, W. Curran2, S. Mirsky3, M. Ryan1; 1Cornell University, Ithaca, NY, 2Pennsylvania State University, University Park, PA, 3USDA Sustainable Agricultural Systems Lab, Beltsville, MD (137)

 

10:30   †Cotton and Peanut Response to Fluridone. D. L. Teeter*1, T. A. Baughman1, P. A. Dotray2, C. D. Curtsinger1, R. W. Peterson1; 1Oklahoma State University, Ardmore, OK, 2Texas Tech University, Lubbock, TX (138)

 

10:45   †The Effects of Cover Crop Quantity and Quality on Rolled Cover Degradation and Cash Crop Yield. K. B. Pittman*, M. L. Flessner; Virginia Tech, Blacksburg, VA (139)

 

11:00   †Evaluating Herbicide Technologies in Oklahoma Soybean. C. D. Curtsinger*, T. A. Baughman, D. L. Teeter, R. W. Peterson; Oklahoma State University, Ardmore, OK (140)

 

11:15   †Nicosulfuron as a Suppressant in a Living Mulch of Annual Ryegrass (Lolium multiflorum Lam.) in Corn (Zea mays L.). T. B. Cholette*, D. E. Robinson, D. C. Hooker, P. H. Sikkema; University of Guelph, Ridgetown, ON (141)

 

11:30   †Residual Pigweed Control with VLCFA Herbicides. M. M. Hay*, D. E. Peterson, D. E. Shoup; Kansas State University, Manhattan, KS (142)

 

11:45   †Weed Communities Shift in Response to Organic No-Till Integrated with Grazing. S. K. Hogstad*1, G. G. Gramig1, P. Carr2; 1North Dakota State University, Fargo, ND, 2Montana State University, Moccasin, MT (143)




TUESDAY  MORNING    FEBRUARY 7

Oral Contest - PhD Students

LOCATION:   Agave Ballroom
TIME:   9:30 AM - 12:00 PM
CHAIR:   Darrin Dodds
    Mississippi State University
    Mississippi State, MS
MODERATOR:   Darrin Dodds
    Mississippi State University
    Mississippi State, MS

 

*SPEAKER     † STUDENT CONTEST

 

9:30   †A Novel Mechanism that Confers Reduced Glyphosate Sensitivity in Kochia scoparia. N. Soni*, K. Ravet, M. Fleming, S. J. Nissen, P. Westra, T. A. Gaines; Colorado State University, Fort Collins, CO (144)

 

9:45   †Methods to Enhance Germination of the Recalcitrant Giant Ragweed Seed. N. T. Harre*, S. C. Weller, B. G. Young; Purdue University, West Lafayette, IN (145)

 

10:00   †Transcriptome Profiles of Quinclorac-Resistant Echinochloa colona with Resistance to Multiple Herbicides. C. E. Rouse*1, C. Saski2, A. Lawton-Rauh2, N. R. Burgos1; 1University of Arkansas, Fayetteville, AR, 2Clemson University, Clemson, SC (146)

 

10:15   †Germination Ecology of Two Australian Biotypes of Parthenium hysterophorus L.: Implications for Weed Invasion . A. A. Bajwa*, B. S. Chauhan, S. W. Adkins; The University of Queensland, Gatton, Australia (147)

 

10:30   †Transference of Herbicide Tolerance from GM Soybean Rootstock to Conventional Soybean Scion. Y. Chen*, D. Doohan; Ohio State University, Wooster, OH (148)

 

10:45   †Impacts of Environmental and Biological Stressors on the Population Dynamics of Multiple Herbicide Resistant Avena fatua (L.). E. E. Burns*1, E. A. Lehnhoff2, W. E. Dyer1, F. D. Menalled1; 1Montana State University, Bozeman, MT, 2New Mexico State University, Las Cruces, NM (149)

 

11:00   †Dicamba- and Glyphosate-Resistant Genes are not Linked in Kochia (Kochia scoparia). J. Ou*1, P. W. Stahlman2, A. K. Fritz1, M. Jugulam1; 1Kansas State University, Manhattan, KS, 2Kansas State University, Hays, KS (150)

 

11:15   †Field Dissipation of S-metolachlor in Organic and Mineral Soils in the Everglades Agricultural Area of South Florida. J. V. Fernandez*1, D. C. Odero1, G. E. MacDonald2, J. Ferrell2, B. Sellers3, P. C. Wilson2; 1University of Florida, Belle Glade, FL, 2University of Florida, Gainesville, FL, 3University of Florida, Ona, FL (151)

 

11:30   †First Case of Multiple-Resistance to Glyphosate and PPO-Inhibiting Herbicides in Rigid Ryegrass (Lolium rigidum L.) Biotypes from Spain. P. T. Fernandez-Moreno*1, A. M. Rojano-Delgado1, J. Menendez-Calle2, R. J. Smeda3, R. De Prado4; 1University of Cordoba, Cordoba, Spain, 2University of Huelva, Huelva, Spain, 3University of Missouri, Columbia, MO, 4Department of Agricultural Chemistry and Edaphology, University of Cordoba, Cordoba, Spain (152)

 

11:45   †Cover Crop and Weed Management in a Living Mulch Plus Reduced-Rate Herbicide System in Wide-Row Vegetables. V. Bhaskar*, R. Bellinder, A. DiTommaso, S. Reiners; Cornell University, Ithaca, NY (153)




TUESDAY  MORNING    FEBRUARY 7

Navigating the New Landscape of Federal Funding for Weed Science Research

LOCATION:   Turquoise III
TIME:   10:00 AM - 12:00 PM
CHAIR:   James Westwood
    Virginia Tech
    Blacksburg, VA
MODERATOR:   James Westwood
    Virginia Tech
    Blacksburg, VA

 

*SPEAKER

 

10:00   Federal Support of Weed Science Research and Extension. M. Fitzner*; USDA NIFA, Washington, DC (154)

 

10:20   Open Discussion:  WSSA Member Input on Key Problems that Need Federal Support for Research & Extension Projects. J. Westwood*; Virginia Tech, Blacksburg, VA (155)

 

10:40   Mini Workshop to Provide Tips & Tricks for Being Successful in Obtaining NIFA Funding. M. Fitzner*; USDA NIFA, Washington, DC (156)

 

11:10   Lessons and Impressions from the 2016 Competition. D. A. Mortensen*1, M. Purcell-Miramontes2; 1Pennsylvania State University, University Park, PA, 2USDA-NIFA, Washington, DC (157)

 

11:30   Panel Discussion: How to Enhance Weed Science Participation in the Federal Grants Process. D. Shilling*; University of Georgia, Athens, GA (158)




TUESDAY  MORNING    FEBRUARY 7

Section 1. Agronomic Crops

LOCATION:   Presidio V
TIME:   10:00 AM - 12:00 PM
CHAIR:   Pete Eure
    Syngenta Crop Protection
    Houston, TX
MODERATOR:   Pete Eure
    Syngenta Crop Protection
    Houston, TX

 

*SPEAKER

 

10:00   Humidome: A New Method to Determine Volatility of Pesticides. W. K. Gavlick*; Monsanto, St Louis, MO (159)

 

10:15   Planned Comercial Formulations Containing VaporGrip Technology for Use in the Roundup Ready 2 Xtend Crop System. A. MacInnes*; Monsanto Company, St Louis, MO (160)

 

10:30   Weed Control with Dicamba in the Xtend Crop System. R. J. Rector*; Monsanto, St. Louis, MO (161)

 

10:45   A New S-metolachlor Plus Dicamba Premix as an Effective Tool in an Integrated Weed Management Program in Dicamba-tolerant Soybeans. R. Jain*1, B. Miller2, T. Trower2, A. J. Moses2, D. Porter2; 1Syngenta Crop Protection, Vero Beach, FL, 2Syngenta Crop Protection, Greensboro, NC (162)

 

11:00   Knowing When to Spray: Monitoring Surface Temperature Inversions and Daily Wind Speed and Air Temperature Profiles in Missouri. M. D. Bish*, K. W. Bradley; University of Missouri, Columbia, MO (163)

 

11:15   Mitigating Off-Target Applications in the Form of Drift and Tank Contamination. D. B. Reynolds*1, G. Kruger2, Z. Carpenter1, T. Foster1; 1Mississippi State University, Mississippi State, MS, 2University of Nebraska, Lincoln, NE (164)

 

11:30   Off-Target Dicamba in Tennessee: an Extension Perspective. L. E. Steckel*; University of Tennessee, Jackson, TN (165)

 

11:45   A Season to Remember: Our Experiences with Off-target Movement of Dicamba in Missouri. K. W. Bradley*; University of Missouri, Columbia, MO (166)




TUESDAY  MORNING    FEBRUARY 7

Section 5. Wildland and Aquatic Invasive Plants

LOCATION:   Presidio II
TIME:   10:00 AM - 11:45 AM
CHAIR:   Mark Heilman
    SePRO Corporation
    Carmel, IN
MODERATOR:   Mark Heilman
    SePRO Corporation
    Carmel, IN

 

*SPEAKER

 

10:00   Using Habitat Suitability Models to Prioiritize Monitoring Efforts for Invasive Plants. M. J. Renz*, N. Jorgensen; University of Wisconsin Madison, Madison, WI (167)

 

10:15   Evaluation of Kudzu Control Options. J. Omielan*1, D. Gumm2, M. Barrett1; 1University of Kentucky, Lexington, KY, 2Kentucky Transportation Cabinet, Jackson, KY (168)

 

10:30   Field and Mesocosm Evaluations of Future Aquatic Herbicide Use Patterns of PROCELLACORTM. M. A. Heilman*1, M. D. Netherland2, B. E. Willis3, J. P. Beets4; 1SePRO Corporation, Carmel, IN, 2US Army Corps of Engineers, Gainesville, FL, 3SePRO Corporation, Whitakers, NC, 4University of Florida, Gainesville, FL (169)

 

10:45   Evaluations of PROCELLACOR Efficacy and Selectivity for Hydrilla Control. R. J. Richardson*1, E. Haug1, M. A. Heilman2; 1North Carolina State University, Raleigh, NC, 2SePRO Corporation, Carmel, IN (170)

 

11:00   Can Reduced Rates of Rates of Glyphosate or Imazapyr Improve Torpedograss Control with Graminicides? S. F. Enloe*; University of Florida, Gainesville, FL (171)

 

11:15   Buffelgrass Susceptibility to Herbicides in Greenhouse Experiments. W. B. McCloskey*1, D. Backer2; 1University of Arizona, Tucson, AZ, 2Saguaro National Park, Tucson, AZ (172)

 

11:30   Section Business Meeting




TUESDAY  AFTERNOON    FEBRUARY 7

Oral Contest - MS Students

LOCATION:   Joshua Tree
TIME:   1:00 PM - 4:30 PM
CHAIR:   Darrin Dodds
    Mississippi State University
    Mississippi State, MS
MODERATOR:   Darrin Dodds
    Mississippi State University
    Mississippi State, MS

 

*SPEAKER     † STUDENT CONTEST

 

1:00   †Palmer Amaranth Growth in Southeastern South Dakota. S. Clay, B. M. Van De Stroet*; South Dakota State University, Brookings, SD (173)

 

1:15   †Greenhouse Screening and Field Characterization for Developing Auxin and Glyphosate Tolerant Tomatoes. G. Sharma*1, Z. Yue2, E. Avila dos Santos3, T. Tseng2; 1Mississippi State University, Mississippi State, MS, 2Mississippi State University, Starkville, MS, 3Universidade Federal De Santa Maria, Santa Maria, Brazil (174)

 

1:30   †The Role of Late-Season Weather Events on Seed Shattering of Redroot Pigweed (Amaranthus retroflexus) and Common Ragweed (Ambrosia artemisiifolia). S. C. Haring*1, M. L. Flessner1, W. J. Everman2, S. Mirsky3; 1Virginia Tech, Blacksburg, VA, 2North Carolina State University, Raleigh, NC, 3USDA Sustainable Agricultural Systems Lab, Beltsville, MD (175)

 

1:45   †Screening and Characterization for Competitive Traits among Weedy Rice Germplasm. S. Shrestha*, T. Tseng; Mississippi State University, Starkville, MS (176)

 

2:00   †Evaluation of Post Emergence Herbicides for Goldenrod(Solidago spp.) Management in Wildbluerry Fields. M. Farooq*; Nova Scotia Agricultural College, Truro, NS (177)

 

2:15   †Confirmation and Mechanism of Resistance to Glyphosate in Eleusine indica from Brazil. H. K. Takano*, R. S. Oliveira Jr, J. Constantin; Maringa State University, Maringa, Brazil (178)

 

2:30   †The Effect of Safened Sulfonlyurea Herbicides on ALS-sensitive Field Corn Hybrids. O. W. Carter*1, E. P. Prostko1, J. W. Davis2; 1University of Georgia, Tifton, GA, 2University of Georgia, Griffing, GA (179)

 

2:45   †A Pooled Whole-genome Sequencing Approach to Characterizing ALS-Inhibitor Resistance in Mouse-ear Cress (Arabidopsis thaliana). R. S. Randhawa*1, M. L. Flessner1, J. H. Westwood1, C. W. Cahoon2, D. C. Haak1; 1Virginia Tech, Blacksburg, VA, 2Virginia Tech, Painter, VA (180)

 

3:00   Break

 

3:30   †Efficacy of Aquathol and KFD-94-10 for Curlyleaf Pondweed (Potamogeton crispus) Control Under Simulated Fall Conditions. M. F. Ortiz*1, J. Scarpin2, S. J. Nissen1, C. J. Gray3; 1Colorado State University, Fort Collins, CO, 2Universidade de Sao Paulo/ESALQ, Piracicaba, Brazil, 3UPI, Peyton, CO (181)

 

3:45   †De novo Transcriptome Assembly and Analysis of 4-hydroxyphenylpyruvate Dioxygenase Inhibitor Herbicide Resistance in Amaranthus tuberculatus . D. Kohlhase*1, M. Owen1, M. Graham2; 1Iowa State University, Ames, IA, 2USDA-ARS, Ames, IA (182)

 

4:00   †Herbicide Efficacy on Different Morphological Types of the Water Primrose Complex (Ludwigia uruguayensis) in Florida. A. Banu*, S. F. Enloe, C. C. Jacono; University of Florida, Gainesville, FL (183)

 

4:15   †Ploidy Plasticity: Exploring Novel Mechanisms of Stress Tolerance in a Global Invader. A. L. Smith*, D. C. Haak, D. Z. Atwater, J. N. Barney; Virginia Tech, Blacksburg, VA (184)




TUESDAY  AFTERNOON    FEBRUARY 7

Oral Contest - PhD Students

LOCATION:   Agave Ballroom
TIME:   1:00 PM - 5:00 PM
CHAIR:   Darrin Dodds
    Mississippi State University
    Mississippi State, MS
MODERATOR:   Darrin Dodds
    Mississippi State University
    Mississippi State, MS

 

*SPEAKER     † STUDENT CONTEST

 

1:00   Absorption and Translocation of Clopyralid in Strawberry and Black Medic. S. M. Sharpe*1, N. Boyd2, P. Dittmar1, R. Darnell1, G. E. MacDonald1, J. Ferrell1; 1University of Florida, Gainesville, FL, 2University of Florida, Balm, FL (185)

 

1:15   †Indaziflam and Imazapic Interception and Sorption by Downy Brome (Bromus tectorum), Medusahead (Taeniatherum caput-medusae), and Ventenata (Ventenata dubia) Thatch . P. V. Da Silva*1, S. L. Clark2, D. J. Sebastian2, S. J. Nissen2; 1Universidade de Sao Paulo/ESALQ, Piracicaba, Brazil, 2Colorado State University, Fort Collins, CO (186)

 

1:30   Genotypic and Phenotypic Diversity of Glyphosate Resistant Giant Ragweed (Ambrosia trifida). J. C. Walker, III*1, T. Tseng1, D. B. Reynolds2, D. Shaw2; 1Mississippi State University, Starkville, MS, 2Mississippi State University, Mississippi State, MS (187)

 

1:45   †Characterization of Abiotic Stress Tolerant Weedy Rice for Improvement of Rice. S. D. Stallworth*1, T. Tseng2; 1Mississippi State University, Mississippi State, MS, 2Mississippi State University, Starkville, MS (188)

 

2:00   †Are All Auxin Herbicides Created Equal? Investigating Differences Between 2,4-D and Dicamba. C. L. McCauley*, B. G. Young; Purdue University, West Lafayette, IN (189)

 

2:15   Hyperpectral Reflectance Spectroscopy for Multiple Crop and Weed Species Differentiation. N. T. Basinger*, K. M. Jennings, D. W. Monks, E. L. Hestir, W. J. Everman, D. L. Jordan; North Carolina State University, Raleigh, NC (190)

 

2:30   †Palmer Amaranth Control and Tolerance of Sweetpotato (Ipomoea batatas) to Flumioxazin/Pyroxasulfone. S. C. Beam*1, K. M. Jennings2, D. W. Monks2, M. D. Waldschmidt2, N. T. Basinger2, M. B. Bertucci2, S. J. McGowen2; 1Virginia Tech, Blacksburg, VA, 2North Carolina State University, Raleigh, NC (191)

 

2:45   †Potential Crop Injury with Early Post Applications in XtendFlex Cotton. C. A. Samples*1, D. M. Dodds2, G. Kruger3, D. B. Reynolds1, J. T. Irby1, A. Catchot1, S. Davis1, M. T. Plumblee2, L. X. Franca2, B. R. Wilson1, J. T. Fowler Jr.4; 1Mississippi State University, Mississippi State, MS, 2Mississippi State University, Starkville, MS, 3University of Nebraska, Lincoln, NE, 4Monsanto Company, St. Louis, MO (192)

 

3:00   Break

 

3:30   †Influence of Droplet size on Lactofen and Acifluorfen Effectiveness for Palmer amaranth Control. L. X. Franca*1, D. M. Dodds1, G. R. Kruger2, T. Butts3, C. A. Samples4, M. T. Plumblee1, A. B. Denton4, B. R. Wilson4, S. Davis4; 1Mississippi State University, Starkville, MS, 2University of Nebraska, North Plate, NE, 3University of Nebraska - Lincoln, Lincoln, NE, 4Mississippi State University, Mississippi State, MS (193)

 

3:45   †Chemical Programs for Annual Bluegrass Seedhead Suppression on Golf Greens. J. R. Brewer*, S. Rana, S. Askew; Virginia Tech, Blacksburg, VA (194)

 

4:00   †Herbide Programs for Rubus sp. Control in Low-maintenance Turf. J. M. Craft*, J. R. Brewer, S. Askew; Virginia Tech, Blacksburg, VA (195)

 

4:15   †Changing the ‘hack and squirt’ Paradigm for Woody Invasive Plant Control. C. A. Lastinger*1, S. F. Enloe2; 1University of Florida, Lakeland, FL, 2University of Florida, Gainesville, FL (196)

 

4:30   †Comparing Rangeland Herbicides for Residual Weed Control and Native Species Tolerance. S. L. Clark*, D. J. Sebastian, S. J. Nissen; Colorado State University, Fort Collins, CO (197)

 

4:45   †Influence of Grafting on the Critical Period for Weed Control in Watermelon. M. B. Bertucci*1, K. M. Jennings1, D. W. Monks1, D. L. Jordan1, F. J. Louws1, J. R. Schultheis2; 1North Carolina State University, Raleigh, NC, 2NC State University, Raleigh, NC (198)




TUESDAY  AFTERNOON    FEBRUARY 7

Contributions of USDA, ARS Areawide Projects in Weed Science Research and Practice

LOCATION:   Turquoise III
TIME:   1:00 PM - 5:00 PM
CHAIR:   John Madsen
    USDA ARS
    Davis, CA
MODERATOR:   John Madsen
    USDA ARS
    Davis, CA

 

*SPEAKER

 

1:00   What is an Areawide Pest Management Program, and When is it Needed? R. James*; USDA-ARS, Beltsville, MD (199)

 

1:20   The California Delta:  Awash in Weeds Amidst a Drought. J. D. Madsen*; USDA ARS, Davis, CA (200)

 

1:45   TAME Melaleuca. P. Pratt*; USDA-ARS, Albany, CA (201)

 

2:10   TEAM Leafy Spurge - A Long-term Success. R. G. Lym*; North Dakota State University, Fargo, ND (202)

 

2:35   Developing Decision Support Approaches for Areawide Control of Invasive Annual Grasses on Rangelands. R. Sheley*; USDA-ARS, Burns, OR (203)

 

3:00   Break

 

3:30   Why an Areawide Approach is Key to Addressing Herbicide Resistance in Grain Crop Production Systems. A. S. Davis*; USDA-ARS, Urbana, IL (204)

 

3:55   Factors Influencing Farmer Decision Making in Areawide Weed Management. G. Frisvold*; University of Arizona, Tucson, AZ (205)

 

4:20   Concluding Remarks: The Future of Areawide Projects in USDA. R. James*; USDA-ARS, Beltsville, MD (206)




TUESDAY  AFTERNOON    FEBRUARY 7

Section 1. Agronomic Crops

LOCATION:   Presidio V
TIME:   1:00 PM - 5:00 PM
CHAIR:   Pete Eure
    Syngenta Crop Protection
    Houston, TX
MODERATOR:   Pete Eure
    Syngenta Crop Protection
    Houston, TX

 

*SPEAKER

 

1:00   Cotton and Peanut Responses to 2,4-D and Dicamba Applied PRE and POST. S. Li*1, R. G. Leon2; 1Auburn University, Auburn, AL, 2University of Florida, Jay, FL (207)

 

1:15   Effect of Simulated Metribuzin Drift on Cotton and Soybean. T. B. Buck*1, D. Stephenson2, B. C. Woolam2; 1LSU AgCenter, Baton Rouge, LA, 2LSU AgCenter, Alexandria, LA (208)

 

1:30   Evaluation of Residual Herbicides for Interseeding Cover Crops in Corn. W. Curran*1, J. M. Wallace1, S. Mirsky2, M. Ryan3; 1Pennsylvania State University, University Park, PA, 2USDA Sustainable Agricultural Systems Lab, Beltsville, MD, 3Cornell University, Ithaca, NY (209)

 

1:45   Response of Common Waterhemp and Corn to a Premix of Atrazine, Bicyclopyrone, Mesotrione, and S-metolachlor (Acuron®). D. Sarangi*, A. Jhala; University of Nebraska-Lincoln, Lincoln, NE (210)

 

2:00   New Premix Herbicide for Use in Corn. G. A. Elmore*; Monsanto, St. Louis, MO (211)

 

2:15   Minimizing Risk of Metribuzin Injury to Soybeans in Weed Management Systems. N. Rana*1, K. Kretzmer1, P. Feng2; 1Monsanto Company, Chesterfield, MO, 2Monsanto, St Louis, MO (212)

 

2:30   Can Weeds Overtopping Soybean or Adzuki Beans be Mechanically Pulled to Reduce Seed Inputs? M. Simard*1, R. E. Nurse2, E. R. Page2; 1Agriculture and Agri-Food Canada, Quebec, QC, 2Agriculture and Agri-Food Canada, Harrow, ON (213)

 

2:45   Effect of Acifluorfen, Chlorimuron, and Lactofen Application Timing on Soybean. D. Stephenson*1, B. C. Woolam1, T. B. Buck2; 1LSU AgCenter, Alexandria, LA, 2LSU AgCenter, Baton Rouge, LA (214)

 

3:00   Break

 

3:30   Soybean Flower and Pod Response to Diphenyl Ether Herbicides. S. C. Beam*, M. L. Flessner, K. B. Pittman; Virginia Tech, Blacksburg, VA (215)

 

3:45   Evaluation of Liberty Link Soybean Weed Control Programs. R. W. Peterson*1, T. A. Baughman1, T. L. Grey2, D. L. Teeter1, C. D. Curtsinger1; 1Oklahoma State University, Ardmore, OK, 2University of Geogia, Tifton, GA (216)

 

4:00   Bicyclopyrone + Bromoxynil Herbicide:  Introducing a New Postemergence Herbicide for Broadleaf Weed Control in Cereals. S. M. Schraer*1, P. Forster2, D. Porter3, M. Saini3, T. Beckett3; 1Syngenta Crop Protection, Meridian, ID, 2Syngenta Crop Protection, Eaton, CO, 3Syngenta Crop Protection, Greensboro, NC (217)

 

4:15   Trifludimoxazin: A New PPO Inhibitor That Controls PPO Resistant Weed Biotypes. G. R. Armel*1, K. Hanzlik2, M. Witschel3, D. S. Hennigh1, S. Bowe1, A. Simon2, R. Liebl1, L. Mankin1; 1BASF Corporation, Research Triangle Park, NC, 2BASF Corporation, Limburgerhof, Germany, 3BASF Corporation, Ludwigshafen, Germany (218)

 

4:30   Novel PPO Herbicide Tolerant Trait Provides Robust Crop Tolerance to Multiple PPO Herbicides. R. Aponte1, L. Mankin*2, S. Tresch1, J. Lerchl1, M. Witschel3, T. Mietzner3, G. R. Armel2, R. Liebl4; 1BASF SE, Limburgerhof, Germany, 2BASF Corporation, Research Triangle Park, NC, 3BASF SE, Ludwigshafen, Germany, 4BASF Corporation, Raleigh, NC (219)

 

4:45   Next Generation PPO Herbicides Deliver Broad-spectrum Weed Control Including Grass and PPO Resistant Biotypes. L. Parra1, T. Seiser1, D. S. Hennigh2, S. Bowe2, G. R. Armel2, L. Mankin3, R. Liebl*2; 1BASF SE, Limburgerhof, Germany, 2BASF Corporation, Research Triangle Park, NC, 3BASF Corp., Research Triangle Park, NC (220)




TUESDAY  AFTERNOON    FEBRUARY 7

Section 4. Pasture, Rangeland, Forest, and Rights of Way

LOCATION:   Presidio II
TIME:   1:00 PM - 2:15 PM
CHAIR:   Stephen Enloe
    University of Florida
    Gainesville, FL
MODERATOR:   Stephen Enloe
    University of Florida
    Gainesville, FL

 

*SPEAKER

 

1:00   Loblolly and Longleaf Pine Tolerance and Residual Weed Control Following Site Preparation with Mixes Containing Esplanade and Method. A. W. Ezell*, A. B. Self; Mississippi State University, Starkville, MS (221)

 

1:15   Use of Indaziflam for Herbaceous Weed Control in Longleaf Pine Plantings. A. W. Ezell*, A. B. Self; Mississippi State University, Starkville, MS (222)

 

1:30   Extending the Duration of Annual, Biennial, and Perennial Weed Control on Non-Cropland with Indaziflam Tank Mixes. D. J. Sebastian*, S. L. Clark, P. J. Meiman, S. J. Nissen; Colorado State University, Fort Collins, CO (223)

 

1:45   Managing Ventenata dubia Along the Invasion Curve: Farmer, Rancher and Land Manager Perspectives Shape Future Education Efforts. T. Prather*1, J. M. Wallace2, P. Watson1, N. Norton3, K. Painter1; 1University of Idaho, Moscow, ID, 2Pennsylvania State University, University Park, PA, 3Palouse Land Trust, Moscow, ID (224)

 

2:00   Section Business Meeting




TUESDAY  AFTERNOON    FEBRUARY 7

Section 3. Turf and Ornamental Crops

LOCATION:   Presidio II
TIME:   2:15 PM - 5:00 PM
CHAIR:   Kai Umeda
    University of Arizona
    Phoenix, AZ
MODERATOR:   Katelyn Venner
    BASF
    Raleigh, NC

 

*SPEAKER

 

2:15   A Three-year Study of Roughstalk Bluegrass Control with Methiozolin and Other Herbicides. S. Askew*, S. Rana; Virginia Tech, Blacksburg, VA (225)

 

2:30   Application Temperature Impact on Efficacy of Postemergence Broadleaf Herbicides. J. Derr*; Virginia Tech, Virginia Beach, VA (226)

 

2:45   Arylex™ Active: A New, Innovative Herbicide for the Control of Broadleaf Weeds in Turfgrass. V. F. Peterson*1, J. Breuninger2, A. L. Alexander3, D. Loughner4; 1Dow AgroSciences, Fort Collins, CO, 2Dow AgroSciences, Indianapolis, IN, 3Dow AgroSciences, Atlanta, GA, 4Dow AgroSciences, Lawrenceville, NJ (227)

 

3:00   Break

 

3:30   Control of Turfgrass Weeds with Two New ArylexTM Active Formulations (GF-3566 and GF-2687) in cool and Warm Season Turfgrass. V. F. Peterson*1, J. Breuninger2, A. L. Alexander3, D. Loughner4; 1Dow AgroSciences, Fort Collins, CO, 2Dow AgroSciences, Indianapolis, IN, 3Dow AgroSciences, Atlanta, GA, 4Dow AgroSciences, Lawrenceville, NJ (228)

 

3:45   Pinoxaden: A New Herbicide for Tropical Signalgrass (Urochloa subquadripara) Management in Bermudagrass Turf. N. G. Young*1, R. G. Leon2, J. R. James3; 1Turfgrass Environmental Research Inc., Pompano Beach, FL, 2University of Florida, Jay, FL, 3Syngenta Crop Protection, Greensboro, NC (229)

 

4:00   Selective Summer Grass Weed Control in Desert Turf. K. Umeda*; University of Arizona, Phoenix, AZ (230)

 

4:15   Postemergence Contact Herbicide Evaluation for Municiple Use in Response to Community Concerns. C. Wilen*; University of California Cooperative Extension, San Diego, CA (231)

 

4:30   Soil Organic Matter and Volumetric Water Content as Explanatory Variables for Off Target Herbicide Injury. T. Gannon, M. Jeffries, S. Brinton*; North Carolina State University, Raleigh, NC (232)

 

4:45   Section Business Meeting




TUESDAY  AFTERNOON    FEBRUARY 7

Section 7. Education and Extension

LOCATION:   Presidio 1
TIME:   2:15 PM - 4:30 PM
CHAIR:   Te-Ming Paul Tseng
    Mississippi State University
    Starkville, MS
MODERATOR:   Te-Ming Paul Tseng
    Mississippi State University
    Starkville, MS

 

*SPEAKER

 

2:15   The Global Herbicide Resistance Action Committee – Industry Engagement and Commitment. M. A. Peterson*1, A. Cotie2, M. Horak3, A. Landes4, G. le Goupil5, T. Obrigawitch6, D. Refsell7, M. Bonnet8, S. Shinn9; 1Dow AgroSciences, West Lafayette, IN, 2Bayer Crop Science, Raleigh, NC, 3Monsanto, St. Louis, MO, 4BASF, Limburgerhof, Germany, 5Syngenta Crop Protection, Basel, Switzerland, 6DuPont Crop Protection, Wilmington, DE, 7Sumitomo Chemical, Walnut Creek, CA, 8Arysta LifeScience, Ougrée, Belgium, 9FMC, Philadelphia, PA (233)

 

2:30   Zero Tolerance: Replicating a Community-based Herbicide Resistance Management Model from Arkansas. M. V. Bagavathiannan*1, J. K. Norsworthy2, T. Barber3, R. L. Nichols4, K. Smith5; 1Texas A&M University, College Station, TX, 2University of Arkansas, Fayetteville, AR, 3University of Arkansas, Little Rock, AR, 4Cotton Inc., Cary, NC, 5FMC Corporation, Groveton, TX (234)

 

2:45   Next-gen Students: A Hands-on Approach to Teaching Molecular Biology and Genomics for Weed Science. J. Westwood*1, H. Mehl2, D. C. Haak1; 1Virginia Tech, Blacksburg, VA, 2Virginia Tech, Suffolk, VA (235)

 

3:00   Break

 

3:30   Stigmas revealed: Improved visualization using photo-stacking. R. F. Norris*; University of California, Davis, CA (236)

 

3:45   Fenceline Vegetation Management: A Teaching Module for Extension Agents. D. P. Russell*1, J. D. Byrd, Jr.2; 1Mississippi State University, Starkville, MS, 2Mississippi State University, Mississippi State, MS (237)

 

4:00   Establishment of a Weed Science Graduate Program at the Agriculture and Forestry University, Nepal. A. Shrestha*1, S. Sah2, S. Dhakal2, S. Marahatta2, V. R. Duwadi3, C. Bhattachan3, A. Thapa3; 1California State University, Fresno, CA, 2Agriculture and Forestry University, Rampur, Nepal, 3Winrock International, Lalitpur, Nepal (238)

 

4:15   Section Business Meeting




WEDNESDAY  MORNING    FEBRUARY 8

Utilizing Online Resources for the Development of a Professional Web Presence

LOCATION:   Presidio IV
TIME:   10:00 AM - 12:00 PM
CHAIR:   Nicholas Basinger
    North Carolina State University
    Raleigh, NC
MODERATOR:   Nicholas Basinger
    North Carolina State University
    Raleigh, NC

 

*SPEAKER



WEDNESDAY  MORNING    FEBRUARY 8

Understanding and Reducing the Impact of Herbicide Off-Site Movement

LOCATION:   Turquoise III
TIME:   10:00 AM - 4:40 PM
CHAIR:   Bryan Young
    Purdue University
    West Lafayette, IN
MODERATOR:   Bryan Young
    Purdue University
    West Lafayette, IN

 

*SPEAKER

 

10:00   Symposium Overview and Goals. B. G. Young*; Purdue University, West Lafayette, IN (239)

 

10:10   A Retail Perspective on the Challenges and Costs Associated with Managing Pesticide Applications. J. A. Bunting*; Growmark, Bloomington, IL (240)

 

10:35   A State Regulatory Perspective on Mitigating, Investigating, and Enforcing Off-Target Herbicide Movement. D. E. Scott*; Office of Indiana State Chemist, West Lafayette, IN (241)

 

11:00   Assessing Pesticide Risks To Plants: An Overview of EPA's Standard Approach to Plant Risk Assessments. E. Odenkirchen*, F. Farruggia, A. Overstreet; EPA, Washington, DC (242)

 

11:25   Case Studies Illustrating EPA's Process for Evaluating Plant Risk Mitigation Strategies. F. Farruggia*, E. Odenkirchen, A. Overstreet; EPA, Washington, DC (243)

 

11:50   Discussion

 

12:00   Lunch

 

1:00   The Mechanics of Drift Reduction Technologies. J. Ferguson*; Northwest Missouri State University, Maryville, MO (244)

 

1:25   The Chemistry in Drift Reduction Technologies. S. Sun*; Croda, New Castle, DE (245)

 

1:50   Review of Herbicide Interactions: Predictable Trends or Interaction Soup? B. G. Young*; Purdue University, West Lafayette, IN (246)

 

2:15   Experimental Design and Data Analysis for Herbicide Interaction Research. A. R. Kniss*; University of Wyoming, Laramie, WY (247)

 

2:40   Discussion

 

3:00   Break

 

3:30   Panel Discussion

 

4:20   Meeting the Challenge:  How Do We Move Forward? M. Barrett*; University of Kentucky, Lexington, KY (248)




WEDNESDAY  MORNING    FEBRUARY 8

Section 1. Agronomic Crops

LOCATION:   Presidio V
TIME:   10:00 AM - 12:00 PM
CHAIR:   Pete Eure
    Syngenta Crop Protection
    Houston, TX
MODERATOR:   Pete Eure
    Syngenta Crop Protection
    Houston, TX

 

*SPEAKER

 

10:00   Time of Day and Temperature Influence Palmer amaranth Efficacy with Glufosinate. D. Copeland*, W. J. Everman; North Carolina State University, Raleigh, NC (249)

 

10:15   Controlling PPO-resistant Palmer amaranth Using Preemergence Herbicides. T. A. Reinhardt*, D. Copeland, W. J. Everman; North Carolina State University, Raleigh, NC (250)

 

10:30   PPO-resistant Palmer amaranth: What We Have Learned After One Year of On-farm Research in Arkansas. T. Barber*1, J. K. Norsworthy2, R. Scott3; 1University of Arkansas, Little Rock, AR, 2University of Arkansas, Fayetteville, AR, 3University of Arkansas-Cooperative Extension Service, Lonoke, AR (251)

 

10:45   A Survey of BMP Adoption for Resistance Management in U.S. Row Crops. J. K. Norsworthy*1, M. Owen2, J. Gunsolus3, W. J. Everman4, D. E. Ervin5, G. Frisvold6, T. Hurley7, R. Jussaume8, S. Welcher9; 1University of Arkansas, Fayetteville, AR, 2Iowa State University, Ames, IA, 3University of Minnesota, St. Paul, MN, 4North Carolina State University, Raleigh, NC, 5Portland State University, Portland, OR, 6University of Arizona, Tucson, AZ, 7University of Minnesota, St Paul, MN, 8Michigan State University, East Lansing, MI, 9USDA, Beltsville, MD (252)

 

11:00   How Far is Argentina from Managing Herbicide Resistant Weeds Compared to USA and Australia? C. G. Rubione*; INDEPENDANT, Ciudad Autónoma de bUenos Aires, Argentina (253)

 

11:15   Socio-economic Factors Affecting Farmer Use of Weed Best Management Practices. G. Frisvold*1, D. E. Ervin2, W. J. Everman3, J. Gunsolus4, T. Hurley5, R. Jussaume6, J. K. Norsworthy7, M. Owen8, K. Dentzman6; 1University of Arizona, Tucson, AZ, 2Portland State University, Portland, OR, 3North Carolina State University, Raleigh, NC, 4University of Minnesota, St. Paul, MN, 5University of Minnesota, St Paul, MN, 6Michigan State University, East Lansing, MI, 7University of Arkansas, Fayetteville, AR, 8Iowa State University, Ames, IA (254)

 

11:30   RinskorTM Active, a Novel Herbicide Alternative for Global Weed Control in Rice. M. Morell*1, R. K. Mann1, N. M. Carranza2, N. Dalla Valle3, D. Le4, H. Perry5, O. Shevchuk6, M. Yadav7; 1Dow AgroSciences LLC, Indianapolis, IN, 2Dow AgroSciences, Ibague, Colombia, 3Dow AgroSciences, Bologna, Italy, 4Dow AgroSciences, Ho Chi Minh, Vietnam, 5Dow AgroSciences LLC, Greenville, MS, 6Dow AgroSciences, Valbonne, France, 7Dow AgroSciences, Mumbai, India (255)

 

11:45   Provisia (TM) Rice System - New Technology for Control of Red Rice and other Grasses. C. D. Youmans*1, S. Tan2, A. Rhodes3, J. Guice4, J. Schultz5, D. Westberg2; 1BASF Crop., Dyersburg, TN, 2BASF Corp., RTP, NC, 3BASF Corp., Madison, MS, 4BASF Corp., Winnesboro, LA, 5BASF Corp., North Little Rock, AR (256)




WEDNESDAY  MORNING    FEBRUARY 8

Section 9. Weed Biology and Ecology

LOCATION:   Presidio 1
TIME:   10:00 AM - 12:00 PM
CHAIR:   Muthukumar Bagavathiannan
    Texas A&M University
    College Station, TX
MODERATOR:   Muthukumar Bagavathiannan
    Texas A&M University
    College Station, TX

 

*SPEAKER

 

10:00   Methodology, an Important Yet Often Ignored Component of Invasive Plant Impact Quantification. D. R. Tekiela*, J. N. Barney; Virginia Tech, Blacksburg, VA (257)

 

10:15   Differing Impacts of CO2 and Drought Due to Competitive Interactions Between Annual and Perennial Grass. L. J. Rew*1, C. Larson1, E. A. Lehnhoff2; 1Montana State University, Bozeman, MT, 2New Mexico State University, Las Cruces, NM (258)

 

10:30   A Chrono-geographical Assessment of Glyphosate resistance in Canadian Populations of Conyza canadensis L.. E. R. Page*1, C. Grainger2, F. Tardif2, I. Rajcan2, M. Laforest3, R. E. Nurse1; 1Agriculture and Agri-Food Canada, Harrow, ON, 2University of Guelph, Guelph, ON, 3Agriculture and Agri-Food Canada, Saint-Jean-sur-Richelieu, ON (259)

 

10:45   Assessing Spatial Factors Influencing  Evolution of Herbicide Resistance In a Population With an Individual Based Model. P. Hegedus*, B. D. Maxwell; Montana State University, Bozeman, MT (260)

 

11:00   Glyphosate-resistant and -susceptible Junglerice (Echinochloa colona) Biotype Responses to Temperature and Shade. L. M. Sosnoskie*1, B. Hanson2; 1University of California, Davis, CA, 2Univesrity of California, Davis, CA (261)

 

11:15   Differential Tolerance of a Glyphosate-Resistant and a -Susceptible Type of Junglerice (Echinochloa colona) to Environmental Stresses and Inter-specific Competition. A. Shrestha*1, L. L. de Souza1, R. Cox1, P. Yang1, K. M. Steinhauer1, S. Budhathoki1, L. M. Sosnoskie2, B. Hanson3; 1California State University, Fresno, CA, 2University of California, Davis, CA, 3Univesrity of California, Davis, CA (262)

 

11:30   Managing glyphosate-resistant Common Ragweed (Ambrosia artemisiifolia L.): Effect of Glyphosate-phenoxy Tank-mixes on Growth, Fecundity and Seed Viability . J. Bae*1, R. E. Nurse1, M. Simard2, E. R. Page1; 1Agriculture and Agri-Food Canada, Harrow, ON, 2Agriculture and Agri-Food Canada, Saint-Jean-sur-Richelieu, QC (263)

 

11:45   Confirmation and Control of Glyphosate Resistance in Weedy Sunflower (Helianthus annuus) in Texas Row Crops. V. Singh*1, L. Etheredge2, J. McGinty3, G. D. Morgan1, M. V. Bagavathiannan1; 1Texas A&M University, College Station, TX, 2Monsanto, Llano, TX, 3Texas A&M University, Corpus Christi, TX (264)




WEDNESDAY  MORNING    FEBRUARY 8

Section 13. Integrated Weed Management

LOCATION:   Presidio II
TIME:   10:00 AM - 12:00 PM
CHAIR:   Daniela Ribeiro
    Monsanto Co.
    Saint Louis, MO
MODERATOR:   Ramon Leon
    University of Florida
    Jay, FL

 

*SPEAKER

 

10:00   The impact of field demonstration programs in changing farmer thinking and behavior for weed resistance management. H. J. Strek*1, G. Chancrin2, D. Kerlen3, H. Naunheim3, M. Verbiest4, R. Beffa1; 1Bayer CropScience AG, Frankfurt, Germany, 2Bayer S.A.S., Lyon, France, 3Bayer CropScience AG, Langenfeld, Germany, 4Bayer CropScience NV, Diegem, Belgium (265)

 

10:15   Weed Management in Lettuce: Why Herbicide Resistant Weeds are a Nonissue. S. A. Fennimore*; University of California Davis, Salinas, CA (266)

 

10:30   Influence of Wheat Crop Production on the Efficacy of Harvest Weed Seed Control Systems. M. J. Walsh*1, J. Broster2, C. Aves3; 1University of Sydney, Narrabri, Australia, 2Charles Sturt University, Wagga Wagga, Australia, 3University of Melbourne, Dookie, Australia (267)

 

10:45   Stacking Intra-row Cultivation Tools for Increased Efficacy: Evidence of Synergy. B. Brown*, E. Gallandt; University of Maine, Orono, ME (268)

 

11:00   Farmer Perspectives and Expectations: What is Thought About Herbicide-resistant Weed Management. M. D. Owen*1, W. J. Everman2, J. Gunsolus3, J. K. Norsworthy4, K. Dentzman5, G. Frisvold6, R. Jussaume5, T. Hurley3, S. Wechsler7; 1Iowa State University, Ames, IA, 2North Carolina State University, Raleigh, NC, 3University of Minnesota, St. Paul, MN, 4University of Arkansas, Fayetteville, AR, 5Michigan State University, East Lansing, MI, 6University of Arizonia, Tucson, AZ, 7USDA, Washington DC, MD (269)

 

11:15   The Role of Fall Cover Cropping in Diversifying Weed Management of Horseweed in Conservation Tillage Systems. J. M. Wallace*1, W. Curran1, M. J. VanGessel2, D. A. Mortensen1, J. M. Bunchek1; 1Pennsylvania State University, University Park, PA, 2University of Delaware, Georgetown, DE (270)

 

11:30   Neighbor and Community Effects of Herbicide Resistance Management: A National Survey of Farm Operators. D. E. Ervin*1, K. Dentzman2, W. J. Everman3, G. Frisvold4, J. Gunsolus5, R. Jussaume2, J. K. Norsworthy6, T. Hurley7, M. Owen8, S. Wechsler9; 1Portland State University, Portland, OR, 2Michigan State University, East Lansing, MI, 3North Carolina State University, Raleigh, NC, 4University of Arizona, Tucson, AZ, 5University of Minnesota, St. Paul, MN, 6University of Arkansas, Fayetteville, AR, 7University of Minnesota, St Paul, MN, 8Iowa State University, Ames, IA, 9U.S. Dept Agriculture, Washington, DC, DC (271)

 

11:45   Cover Crops for Weed Suppression in Kansas Cropping Systems. A. Dille*, C. Ahlquist, D. E. Peterson; Kansas State University, Manhattan, KS (272)




WEDNESDAY  AFTERNOON    FEBRUARY 8

Section 1. Agronomic Crops

LOCATION:   Presidio V
TIME:   1:00 PM - 2:45 PM
CHAIR:   Pete Eure
    Syngenta Crop Protection
    Houston, TX
MODERATOR:   Pete Eure
    Syngenta Crop Protection
    Houston, TX

 

*SPEAKER

 

1:00   Community Participation in Herbicide Resistance Surveying: A Case Study in California Rice. W. B. Brim-DeForest*1, A. S. Godar2, A. J. Fischer2, K. Al-Khatib3; 1University of California, Yuba City, CA, 2University of California, Davis, Davis, CA, 3University of California Davis, Davis, CA (273)

 

1:15   Evaluation of Pre- and Post-emergence Herbicides for Weed Control in Cassava Systems. F. Ekeleme*1, A. Dixon2, S. Hauser3, G. Atser3, S. C. Weller4, H. Usman5, P. M. Olorunmaiye6, D. Korieocha7; 1International Institute of Tropical Agriculture, Ibadan, Germany, 2Internatiional Institute of Tropical Agriculture, Free Town, Sierra Leone, 3Internatiional Institute of Tropical Agriculture, Ibadan, Germany, 4Purdue University, West Lafayette, IN, 5University of Agriculture Makurdi, Makurdi, Germany, 6Federal University of Agriculture, Abeokuta, Germany, 7National Root Crops Research Institute, Umudike, Germany (274)

 

1:30   Venice mallow (Hibiscus trionum) control in dry edible bean grown for seed. G. M. Sbatella*; University of Wyoming, Powell, WY (275)

 

1:45   Interactions Among Cultivation, Weeds, and Diseases in Organic Peanut Production:  Has a Paradigm been Broken? W. C. Johnson III*1, A. K. Culbreath2; 1USDA-ARS, Tifton, GA, 2Univeristy of Georgia, Tifton, GA (276)

 

2:00   Managing Weeds in Inzen Sorghum:  A New Technology. C. R. Thompson*1, R. S. Currie2, P. W. Stahlman3; 1Kansas State University, Manhattan, KS, 2Kansas State University, Garden City, KS, 3Kansas State University, Hays, KS (277)

 

2:15   Brake® Herbicide: Optimizing the Performance of a Cotton Weed Control System. K. R. Briscoe*; SePRO Corporation, Whitakers, NC (278)

 

2:30   Section Business Meeting




WEDNESDAY  AFTERNOON    FEBRUARY 8

Section 9. Weed Biology and Ecology

LOCATION:   Presidio 1
TIME:   1:00 PM - 4:30 PM
CHAIR:   Muthukumar Bagavathiannan
    Texas A&M University
    College Station, TX
MODERATOR:   Muthukumar Bagavathiannan
    Texas A&M University
    College Station, TX

 

*SPEAKER

 

1:00   Palmer amaranth (Amaranthus palmeri) Adaptations to Cropping Systems: Looking Beyond Glyphosate-resistance. W. Bravo1, R. G. Leon*2, J. Ferrell1, M. Mulvaney2, W. Wood2; 1University of Florida, Gainesville, FL, 2University of Florida, Jay, FL (279)

 

1:15   A Neighbour's Light Will Stress You Out. A. McKenzie-Gopsill1, S. Amirsadeghi2, C. J. Swanton*2; 1Agriculture and Agri-Food Canada, Charlottetown, PE, 2University of Guelph, Guelph, ON (280)

 

1:30   Plant Competition and the Concept of an Energy Imbalance. C. J. Swanton*1, E. R. Page2, A. McKenzie-Gopsill3; 1University of Guelph, Guelph, ON, 2Agriculture and Agri-Food Canada, Harrow, ON, 3Agriculture and Agri-Food Canada, Charlottetown, PE (281)

 

1:45   Effects of N Form and Crop Diversity on Weed-crop Competition. R. G. Smith*, N. Warren, E. Hobbie; University of New Hampshire, Durham, NH (282)

 

2:00   Weed Seed Bank Density in No-Till System . M. A. Haidar*; American University of Beirut, Beirut, Lebanon (283)

 

2:15   Weedy Rice Management in Direct Seeded Rice Systems. V. Kumar*, O. Namuco, J. Lawas-Opeña, K. P. Valencia, T. Migo; International Rice Research Institute, Los Banos, Philippines (284)

 

2:30   Tillage and Cover Crop Effects on Seed Persistence of Powell amaranth and Large Crabgrass. M. Frost*, D. C. Brainard, K. A. Renner, L. Tiemann; Michigan State University, East Lansing, MI (285)

 

2:45   Influences of Cover Crop Seeding Rate and Species Selection on Winter Annual Weeds Prior to Soybean. E. Haramoto*, M. Allen; University of Kentucky, Lexington, KY (286)

 

3:00   Break

 

3:30   Solarization in the Northeast Controls Weeds and Does Not Harm Soil Microbes. S. K. Birthisel*, E. Gallandt; University of Maine, Orono, ME (287)

 

3:45   Pasteurization of Mushroom Compost Reduces Weed Seed Viability. K. M. Vollmer*, M. J. VanGessel; University of Delaware, Georgetown, DE (288)

 

4:00   Time of Wild Oat Panicle Clipping on Seed Viability. K. Harker*1, B. D. Tidemann1, J. T. ODonovan1, C. J. Willenborg2, S. J. Shirtliffe2, E. N. Johnson2, L. A. Michielsen1, P. L. Reid1, E. A. Sroka1, J. A. Zuidhof1; 1Agriculture & Agri-Food Canada, Lacombe, AB, 2University of Saskatchewan, Saskatoon, SK (289)

 

4:15   Identifying Potential Target Weeds for Harvest Weed Seed Control in Western Canada. B. D. Tidemann*1, L. M. Hall2, K. Harker1, H. J. Beckie3, E. N. Johnson4, F. Stevenson5; 1Agriculture & Agri-Food Canada, Lacombe, AB, 2University of Alberta, Edmonton, AB, 3Agriculture & Agri-Food Canada, Saskatoon, SK, 4University of Saskatchewan, Saskatoon, SK, 5Private Consultant, Saskatoon, SK (290)




WEDNESDAY  AFTERNOON    FEBRUARY 8

Section 13. Integrated Weed Management

LOCATION:   Presidio II
TIME:   1:00 PM - 1:45 PM
CHAIR:   Daniela Ribeiro
    Monsanto Co.
    Saint Louis, MO
MODERATOR:   Ramon Leon
    University of Florida
    Jay, FL

 

*SPEAKER

 

1:00   Integrated Harrington Seed Destructor: How Effective Is It? L. M. Schwartz-Lazaro*1, J. K. Norsworthy1, M. J. Walsh2; 1University of Arkansas, Fayetteville, AR, 2University of Sydney, Narrabri, Australia (291)

 

1:15   Black Grass (Alopecurus myosuroides Huds.) Resistance to ALS- Inhibitors: A Case Study Approach to Study Causes and Predict Weed Resistance to Herbicides. J. Herrmann*1, R. Beffa2, H. Strek2, M. Hess2, B. Peters2, O. Richter1; 1TU Braunschweig, Braunschweig, Germany, 2Bayer AG, Frankfurt, Germany (292)

 

1:30   Section Business Meeting




WEDNESDAY  AFTERNOON    FEBRUARY 8

Teaching Undergraduate Weed Science: Strategies to Improve Learning

LOCATION:   Presidio II
TIME:   2:00 PM - 5:00 PM
CHAIR:   Thomas Mueller
    University of Tennessee
    Knoxville, TN
MODERATOR:   Thomas Mueller
    University of Tennessee
    Knoxville, TN

 

*SPEAKER

 

2:00   Teaching Undergraduate Weed Science: Strategies to Improve Learning. T. C. Mueller*; University of Tennessee, Knoxville, TN (293)

 

2:15   Teaching Weed Science:  a New Faculty Perspective. E. Haramoto*; University of Kentucky, Lexington, KY (294)

 

2:30   Field Scouting and Developing Weed Management Recommendations: Hands-on at the Agronomy Learning Farm. A. Dille*; Kansas State University, Manhattan, KS (295)

 

2:50   Weed Identification in Weed Science Teaching: A Continuum of Approaches. A. DiTommaso*; Cornell University, Ithaca, NY (296)

 

3:10   How to Successfully Incorporate Team Projects into your Undergraduate Weed Science Class. T. C. Mueller*, S. A. Senseman; University of Tennessee, Knoxville, TN (297)

 

4:00   How to Write Exam and Quiz Questions to Accurately Assess Student Learning. T. C. Mueller*; University of Tennessee, Knoxville, TN (298)




WEDNESDAY  AFTERNOON    FEBRUARY 8

Section 10. Biocontrol of Weeds

LOCATION:   Presidio V
TIME:   3:30 PM - 4:30 PM
CHAIR:   Clyde Boyette
    USDA-ARS
    Stoneville, MS
MODERATOR:   Clyde Boyette
    USDA-ARS
    Stoneville, MS

 

*SPEAKER

 

3:30   Melaleuca quinquenervia Seed Rain Dynamics Before and After Biocontrol Introduction: An Experience from Florida. M. B. Rayamajhi*; Invasive PLant Research Laboratory, Fort Lauderdale, FL (299)

 

3:45   In Vitro Growth Effects of Sorgoleone (sorghum root exudate) on Different Wheat and Weed Species. M. K. Bansal*, W. J. Everman; North Carolina State University, Raleigh, NC (300)

 

4:00   Improvement of Fungal Bioherbicidal Efficacy Using a Formulation-Based Approach. C. D. Boyette*, R. E. Hoagland, K. C. Stetina; USDA-ARS, Stoneville, MS (301)

 

4:15   Section Business Meeting




THURSDAY  MORNING    FEBRUARY 9

Precision Agriculture and Weed Science

LOCATION:   Turquoise III
TIME:   8:00 AM - 12:00 PM
CHAIR:   Krishna Reddy
    USDA-ARS
    Stoneville, MS
MODERATOR:   Krishna Reddy
    USDA-ARS
    Stoneville, MS

 

*SPEAKER

 

8:00   Precision Agriculture and Weed Science -- Opportunities and Challenges. R. James*; USDA-ARS, Beltsville, MD (302)

 

8:10   Geographic Information System Database for Pigweed Distribution in the Southeastern United States. R. S. Fletcher*, K. N. Reddy; USDA-ARS, Stoneville, MS (303)

 

8:35   Discussion

 

8:40   Development and Testing of an Electronic Plant Species Identification System. G. E. Meyer*, T. R. Riddle; University of Nebraska, Lincoln, NE (304)

 

9:05   Discussion

 

9:10   Identifying Resilience Thresholds With Automated On-Farm Experimentation Using Precision Agriculture Technologies. B. D. Maxwell*; Montana State University, Bozeman, MT (305)

 

9:35   Discussion

 

9:40   Low-altitude Remote Sensing for Precision Weed Management. Y. Huang*, K. N. Reddy; USDA-ARS, Stoneville, MS (306)

 

10:05   Discussion

 

10:10   Break

 

10:25   Using Satellite Remote Sensing to Map Changes in Aquatic Invasive Plant Cover in the Sacramento-San Joaquin River Delta of California. C. S. Potter*; NASA, Moffett Field, CA (307)

 

10:50   Discussion

 

10:55   Landscape Level Weed Monitoring in the Florida Everglades Using Digital Aerial Sketch Mapping. L. Rodgers*; South Florida Water Management District, West Palm Beach, FL (308)

 

11:20   Discussion

 

11:25   Moving to Truly Integrated Weed Management Using Advanced Technologies. S. Young*; Cornell University, Ithaca, NY (309)

 

11:50   Final Comments




THURSDAY  MORNING    FEBRUARY 9

Section 2. Horticultural Crops

LOCATION:   Presidio IV
TIME:   8:00 AM - 12:00 PM
CHAIR:   Colin Phillippo
    Michigan State University
    East Lansing, MI
MODERATOR:   Colin Phillippo
    Michigan State University
    East Lansing, MI

 

*SPEAKER

 

8:00   Field Bindweed Suppression in Processing Tomatoes with Sub-surface Trifluralin Applications. L. M. Sosnoskie*1, B. Hanson2; 1University of California, Davis, CA, 2Univesrity of California, Davis, CA (310)

 

8:15   Weed Management in Asparagus with New Herbicides. B. H. Zandstra*, C. J. Phillippo; Michigan State University, East Lansing, MI (311)

 

8:30   Bicyclopyrone in Vegetable Crop Weed Management. C. J. Phillippo*, B. H. Zandstra; Michigan State University, East Lansing, MI (312)

 

8:45   Weed Management in Vegetable Crops with Bicyclopyrone. C. Hu*1, Y. Chen1, D. Bruns2, D. Doohan1; 1Ohio State University, Wooster, OH, 2Syngenta, Columbus, OH (313)

 

9:00   Response of Vegetable Crops to Preplant Glufosinate Applications. A. S. Leiva Soto*1, R. J. Edwards2, E. Chapman2, C. Hu1, D. Doohan1; 1Ohio State University, Wooster, OH, 2Department of Horticulture and Crop Science, The Ohio State University, Wooster, OH (314)

 

9:15   Dissipation of Fomesafen in Florida Strawberry Production. T. V. Reed*1, P. C. Wilson1, N. Boyd2; 1University of Florida, Gainesville, FL, 2University of Florida, Balm, FL (315)

 

9:30   Mint Tolerance to Linuron Applied as a Dormant and Early Postemergence Treatment. S. C. Weller*1, R. A. Boydston2, J. Colquhoun3, C. Mallory-Smith4, A. Hulting4, R. Wilson5; 1Purdue University, West Lafayette, IN, 2USDA-ARS, Prosser, WA, 3University of Wisconsin, Madison, WI, 4Oregon State University, Corvallis, OR, 5University California, Tulelake, CA (316)

 

9:45   Herbicide Testing in Douglas Fir Nurseries. T. W. Miller*; Washington State University, Mount Vernon, WA (317)

 

10:00   Break

 

10:30   Use and Benefits of Simazine in Fruit and Nut Crops through 2015. R. S. Fawcett*; Fawcett Consulting, Huxley, IA (318)

 

10:45   Acetyl-CoA Carboxylase Overexpression in Herbicide Resistant Crabgrass (Digitaria sanguinalis). R. E. Nurse*1, K. Obeid2, E. R. Page1, M. Simard3, M. LaForest3; 1Agriculture and Agri-Food Canada, Harrow, ON, 2Ontario Ministry of Agriculture, Food and Rural Affairs, Harrow, ON, 3Agriculture and Agri-Food Canada, Saint-Jean-sur-Richelieu, QC (319)

 

11:00   A Cover Crop Mixture for Weed and Sting Nematode Management. C. A. Chase*, S. B. Coplin; University of Florida, Gainesville, FL (320)

 

11:15   Challenges Using Roller-crimped Rye and Vetch Cover Crops in No-till Snap Bean. M. M. Williams II*1, R. A. Boydston2; 1USDA-ARS, Urbana, IL, 2USDA-ARS, Prosser, WA (321)

 

11:30   Preemergence Herbicides in Cover Crops During the Fallow Period for Weed Control in Leafy Brassica Crops. P. J. Dittmar*1, N. Boyd2; 1University of Florida, Gainesville, FL, 2University of Florida, Balm, FL (322)

 

11:45   Section Business Meeting




THURSDAY  MORNING    FEBRUARY 9

Section 6. Regulatory Aspects

LOCATION:   Presidio V
TIME:   8:00 AM - 9:15 AM
CHAIR:   Jerry Wells
    Syngenta
    Greensboro, NC
MODERATOR:   Jerry Wells
    Syngenta
    Greensboro, NC

 

*SPEAKER

 

8:00   Exploring the Potential for a Regulatory Change to Encourage Diversity in Herbicide Use. S. B. Powles1, T. A. Gaines*2; 1University of Western Australia, Perth, Australia, 2Colorado State University, Fort Collins, CO (323)

 

8:15   A Bioeconomic Analysis of Triazine Herbicide Use in U.S. Corn and Grain Sorghum. D. C. Bridges*; Abraham Baldwin Agricultural College, Tifton, GA (324)

 

8:30   Weed Science in China: Opportunities and Challenges. L. Jiang, Z. Li*; China Agricultural University, Beijing, Peoples Republic (325)

 

8:45   The U.S. EPA's Herbicide Resistance Management Approach. B. J. Chism*1, J. Becker2, A. Jones2; 1US Environmental Protection Agency, Point of Rocks, MD, 2US Environmental Protection Agency, Washington, DC (326)

 

9:00   Section Business Meeting




THURSDAY  MORNING    FEBRUARY 9

Section 11. Physiology

LOCATION:   Presidio 1
TIME:   8:00 AM - 11:00 AM
CHAIR:   Mithila Jugulam
    Kansas State University
    Manhattan, KS
MODERATOR:   Mithila Jugulam
    Kansas State University
    Manhattan, KS

 

*SPEAKER

 

8:00   Field-Evolved Resistance of Downy Brome (Bromus tectorum) to Imazamox in Cereal Production. P. Jha*1, V. Kumar1, A. J2, S. Leland1; 1Montana State University, Huntley, MT, 2Montana State University-Bozeman, Huntley, MT (327)

 

8:15   Confirmation and Characterization of a Glufosinate-resistant Italian Ryegrass Population From a California Grain Field. P. Tehranchian*1, I. M. Heap2, M. Jasieniuk1; 1University of California, Davis, CA, 2WeedSmart, Corvallis, OR (328)

 

8:30   Mechanisms Conferring Herbicide Resistance in a Multiple-resistant Waterhemp (Amaranthus rudis) Population from Missouri. L. S. Shergill*, M. D. Bish, K. W. Bradley; University of Missouri, Columbia, MO (329)

 

8:45   Characterization of Glyphosate-Resistant Russian-thistle (Salsola tragus L.) Populations in Montana and Pacific Northwest. V. Kumar*1, P. Jha2, J. F. Spring3, A. J2, V. K. Nandula4, K. N. Reddy4, D. Lyon3, I. C. Burke3; 1Montana State University, Huntley, MT, 2Montana State University-Bozeman, Huntley, MT, 3Washington State University, Pullman, WA, 4USDA-ARS, Stoneville, MS (330)

 

9:00   Glyphosate Resistant Echinochloa spp. from Tennessee and Mississippi – Molecular Analysis. V. K. Nandula*1, D. A. Giacomini2, J. Ray3, J. Bond4, L. E. Steckel5, P. J. Tranel2; 1USDA-ARS, Stoneville, MS, 2University of Illinois, Urbana, IL, 3USDA, Stoneville, MS, 4Mississippi State University, Stoneville, MS, 5University of Tennessee, Jackson, TN (331)

 

9:15   RNA-Seq Analysis of Amaranthus palmeri Transcriptomic Response to Glufosinate. R. A. Salas*1, C. Saski2, R. E. Noorai2, A. Lawton-Rauh2, S. Srivastava1, R. L. Nichols3, N. R. Burgos1; 1University of Arkansas, Fayetteville, AR, 2Clemson University, Clemson, SC, 3Cotton Inc., Cary, NC (332)

 

9:30   Transcriptome Profiles of Cytochrome P450s in Multiple-resistant Echinochloa colona in Response to Propanil. N. R. Burgos*1, S. Srivastava1, C. E. Rouse1, R. E. Noorai2, A. Lawton-Rauh2, C. Saski2; 1University of Arkansas, Fayetteville, AR, 2Clemson University, Clemson, SC (333)

 

9:45   Progress in the Characterization of Herbicide Detoxification Mechanisms in Rye-grass Resitant to ALs- and ACCase-inhibitors. R. Beffa*; Bayer AG, Frankfurt, Germany (334)

 

10:00   Using the Genome of Kochia scoparia to Inform Crop Improvement Research. P. Westra*, T. A. Gaines, F. E. Dayan; Colorado State University, Fort Collins, CO (335)

 

10:15   Lack of Effect of Glyphosate on Mineral Nutrition, Amino Acid Content, and Yield in Glyphosate-Resistant Soybean and Corn. S. O. Duke*1, K. N. Reddy2, A. M. Rimando1, J. V. Cizdziel3, M. M. Williams4, J. E. Maul5; 1USDA, ARS, Oxford, MS, 2USDA-ARS, Stoneville, MS, 3University of Mississippi, Oxford, MS, 4USDA, ARS, Urbana, IL, 5USDA, ARS, Maryland, MD (336)

 

10:30   A Depsipeptide from the Pathogenic Fungi Burkholderia sp. A396 Targets Plant Histone Deacetylases. F. E. Dayan*1, D. Owens2, C. Carbonari3, G. Giovanna3, R. Asolkar4, L. Boddy4; 1Colorado State University, Fort Collins, CO, 2University of Hawaii, Honolulu, HI, 3Sao Paulo State University, Botucatu, Brazil, 4Marrone BioInnovations, Davis, CA (337)

 

10:45   Section Business Meeting




THURSDAY  MORNING    FEBRUARY 9

Section 9. Weed Biology and Ecology

LOCATION:   Presidio II
TIME:   8:45 AM - 11:30 AM
CHAIR:   Muthukumar Bagavathiannan
    Texas A&M University
    College Station, TX
MODERATOR:   Muthukumar Bagavathiannan
    Texas A&M University
    College Station, TX

 

*SPEAKER

 

8:45   Seed Production and Retention of Amaranthus palmeri and Echinochloa crus-galli in Soybean at Harvest. L. M. Schwartz-Lazaro*, J. K. Green, J. K. Norsworthy; University of Arkansas, Fayetteville, AR (338)

 

9:00   Knowledge of Palmer amaranth Biology, Phenology, and Photochemistry Aids Development of Sound Management Strategies. N. E. Korres*, J. K. Norsworthy; University of Arkansas, Fayetteville, AR (339)

 

9:15   Population Structure of Weedy Rice in Japan. T. Imaizumi*; National Agriculture and Food Research Organization, Tsukuba, Japan (340)

 

9:30   Population Dynamics of Adaptive Evolution to Herbicide Stress in Amaranthus palmeri. A. Lawton-Rauh*1, J. D. Burton2, N. R. Burgos3, R. L. Nichols4, A. O. Disharoon1, K. E. Beard1; 1Clemson University, Clemson, SC, 2North Carolina State University, Raleigh, NC, 3University of Arkansas, Fayetteville, AR, 4Cotton Inc., Cary, NC (341)

 

9:45   Towards a Novel Control Strategy for Dioecious Amaranths: Identification of Gender-Specific DNA Sequences. A. Sadeque, P. J. Brown, P. J. Tranel*; University of Illinois, Urbana, IL (342)

 

10:00   Break

 

10:15   Overexpression of a Native EPSPS Gene Can Enhance Fitness in Arabidopsis thaliana: Implications for Glyphosate-resistant Weeds. Z. T. Beres, X. Yang, L. Jin, D. M. Mackey, J. T. Parrish, W. Zhao, A. A. Snow*; Ohio State University, Columbus, OH (343)

 

10:30   Induction of Biochemical and Molecular Seed Defenses by a Seed Decay Pathogen in Dormant Wild Oat and Wheat Caryopses. E. Fuerst*1, M. S. James1, A. T. Pollard1, P. A. Okubara2; 1Washington State University, Pullman, WA, 2USDA-ARS, Washington State University, Pullman, WA (344)

 

10:45   Weed Control Programs for Conyza summatrensis glyphosate-resistant biotypes in Enlist E3TM soybeans in Argentina. R. L. Frene*; Dow AgroSciences, Buenos Aires, Argentina (345)

 

11:00   60% of Organic Farmers in the Eastern Cornbelt Believe that Weeds Can Be Controlled Through Soil Balancing: Does the Evidence Match the Appeal? C. Herms*1, S. Culman2, M. Kleinhenz2, V. Chaganti2, D. Doohan2; 1Ohio State University/OARDC, Wooster, OH, 2Ohio State University, Wooster, OH (346)

 

11:15   Section Business Meeting




THURSDAY  MORNING    FEBRUARY 9

Section 8. Formulation, Adjuvant and Application Technology

LOCATION:   Presidio V
TIME:   9:45 AM - 12:00 PM
CHAIR:   Bryan Young
    Purdue University
    West Lafayette, IN
MODERATOR:   Bryan Young
    Purdue University
    West Lafayette, IN

 

*SPEAKER

 

9:45   The Herbicidal Activity of Coronatine to Amaranthus retroflexus L., Cyperus iria L., and Digitaria sanguinalis L. Z. Li, L. Jiang*; China Agricultural University, Beijing, Peoples Republic (347)

 

10:00   Use of Unmanned Aerial Systems (UAS) for Precision Weed Detection and Management in Row Crops: Progress Made at TAMU. A. Rana*1, M. Lonesome2, S. C. Popescu2, D. Cope2, J. Valasek2, M. Bishop2, S. Yeyin3, A. Thomasson3, M. V. Bagavathiannan2; 1Virginia Tech, Virginia Beach, VA, 2Texas A&M University, College Station, TX, 3TAMU, College station, TX (348)

 

10:15   Quantitative Assessment of Spray Deposition and Canopy Penetration with Fluorescent Tracers. J. A. Gillilan1, M. Ledebuhr2, G. K. Dahl3, R. Edwards4, S. Wedryk5, J. J. Skelton*6; 1WinField Solutions, Springfield, TN, 2Application Insight, LLC, Lansing, MI, 3Winfield, River Falls, WI, 4WinField Solutions, Eagan, MN, 5WinField Solutions, Shoreview, MN, 6WinField Solutions, Franklin, TN (349)

 

10:30   Tractor Speed and Boom Height Effects on Spray Coverage. E. P. Prostko*, G. C. Rains; University of Georgia, Tifton, GA (350)

 

10:45   Nozzle Orientation, Pressure, and Nozzle Flow Rate Effects on Spray Coverage on Artificial Collectors. J. Ferguson*1, C. C. ODonnell2, A. J. Hewitt2; 1Northwest Missouri State University, Maryville, MO, 2The University of Queensland, Gatton, Australia (351)

 

11:00   Introducing StrikeLockTM; A Novel Adjuvant System. G. K. Dahl*1, R. Edwards2, J. A. Gillilan3, A. Clark1, E. P. Spandl4, J. V. Gednalske1; 1Winfield, River Falls, WI, 2WinField Solutions, Eagan, MN, 3WinField Solutions, Springfield, TN, 4Winfield, St. Paul, MN (352)

 

11:15   VaporGrip Technology; How it Works and its Benefits. A. MacInnes*; Monsanto Company, St Louis, MO (353)

 

11:30   Simulated Spray Tank-contamination with 2,4-D and Dicamba Combinations on Glyphosate- and Dicamba-resistant Soybean. M. L. Moretti*1, J. M. Young2, W. G. Johnson2, A. G. Hager3, S. P. Conley4, K. W. Bradley5, L. E. Steckel6, D. B. Reynolds7, J. K. Norsworthy8, G. R. Kruger9, B. G. Young2; 1Oregon State University, Corvallis, OR, 2Purdue University, West Lafayette, IN, 3University of Illinois, Urbana, IL, 4University of Wisconsin, Madison, WI, 5University of Missouri, Columbia, MO, 6University of Tennessee, Jackson, TN, 7Mississippi State University, Mississippi State, MS, 8University of Arkansas, Fayetteville, AR, 9University of Nebraska, North Plate, NE (354)

 

11:45   Section Business Meeting