PROGRAM

TUESDAY  MORNING    DECEMBER 14

Cereals/Sugar Beet/Dry Bean Posters

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Organic Weed Management Strategies in Dry Edible Bean. Erin C. Taylor*, Christy L. Sprague, Karen A. Renner; Michigan State University, East Lansing, MI (1)

 

Weed Management in Cranberry Bean with Linuron. Nader Soltani*1, Robert E. Nurse2, Christy Shropshire1, Peter H. Sikkema1; 1University of Guelph, Ridgetown, ON, 2Agriculture and Agri-Food Canada, Harrow, ON (2)

 

Competitiveness and Control of Volunteer Cereals in Corn. Peter H. Sikkema1, Greg Wilson1, Darren E. Robinson1, Christy Shropshire1, Clarence J. Swanton2, Francois Tardif2, Nader Soltani*1; 1University of Guelph, Ridgetown, ON, 2University of Guelph, Guelph, ON (3)

 

†Downy Brome Response to Soil Applied Flumioxazin and Pyroxasulfone. Alicia E. Hall*, Roberto Luciano, Kirk A. Howatt; North Dakota State University, Fargo, ND (4)

 

Tolerance of Spring Cereals to Mesotrione. Nader Soltani*, Christy Shropshire, Peter H. Sikkema; University of Guelph, Ridgetown, ON (5)

 

Fallow Weed Control With Saflufenacil - Annual vs. Perennial. Brian M. Jenks*, Jordan L. Hoefing, Gary P. Willoughby; North Dakota State University, Minot, ND (6)




TUESDAY  MORNING    DECEMBER 14

Corn/Sorghum Posters

 

*PRESENTER     † STUDENT POSTER CONTEST

 

†Multiple Year Evaluations of the Potential for an Organophosphate Interaction in Optimum® GAT® Corn versus Conventional Glyphosate Tolerant Corn. Kevin R. Schabacker*1, Larry H. Hageman1, Charles E. Snipes2, David Saunders3; 1DuPont, Rochelle, IL, 2DuPont, Greenvile, MS, 3DuPont, Johnston, IA (7)

 

†Management of Glyphosate-Resistant Corn in a Corn Replant Situation. Ryan M. Terry*, William G. Johnson; Purdue University, West Lafayette, IN (8)

 

Realm Q - A New Postemergence Herbicide for Corn. Mick F. Holm*1, Michael T. Edwards2, Helen A. Flanigan3; 1DuPont Crop Protection, Waunakee, WI, 2DuPont Crop Protection, Pierre Part, LA, 3DuPont Crop Protection, Greenwood, IN (9)

 

†Competition of Volunteer Corn with Hybrid Corn. Paul Marquardt*, William G. Johnson; Purdue University, West Lafayette, IN (10)

 

†Corn (Zea mays L.) Harvest Inefficiencies and Potential for Volunteer Corn. Tye C. Shauck*, Carey F. Page, Daniel T. Earlywine, David L. Kleinsorge, Reid J. Smeda; University of Missouri, Columbia, MO (11)

 

Nitrogen Partitioning in Weeds and Corn in Response to Nitrogen Rate and Weed Removal Timing. Alexander J. Lindsey*, Laura E. Bast, Wesley J. Everman, Darryl D. Warncke; Michigan State University, East Lansing, MI (12)

 

†Sidedress Nitrogen Application Rate and Common Lambsquarters Effect on Corn Yield. Laura E. Bast*, Wesley J. Everman, Darryl D. Warncke; Michigan State University, East Lansing, MI (13)

 

Weed Emergence in Corn Following Early Postemergence Application of Residual Herbicides Compared to Modeled Emergence from WeedSOFT. Mark L. Bernards1, Lowell Sandell1, Irvin L. Schleufer*2; 1University of Nebraska-Lincoln, Lincoln, NE, 2University of Nebraska, Clay Center, NE (14)

 

†Growth Stage Influenced Sorghum Response to Broadcast Flaming. Santiago M. Ulloa*, Avishek Datta, Stevan Z. Knezevic; University of Nebraska-Lincoln, Concord, NE (15)




TUESDAY  MORNING    DECEMBER 14

Soybeans/Legumes/Forage Posters

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Effect of Fall-applied Herbicides on Horseweed Populations the Following Spring. Bryan Reeb*1, Mark M. Loux1, Anthony F. Dobbels2; 1The Ohio State University, Columbus, OH, 2The Ohio State University, South Charleston, OH (16)

 

†Management of Glyphosate-resistant Horseweed in Glufosinate-tolerant Soybeans. Jason T. Parrish*1, Mark M. Loux1, Anthony F. Dobbels2; 1The Ohio State University, Columbus, OH, 2The Ohio State University, South Charleston, OH (17)

 

Observations Concerning Herbicide Resistant Weeds in Kentucky. James R. Martin*1, Jonathan D. Green2, William W. Witt2; 1University of Kentucky, Princeton, KY, 2University of Kentucky, Lexington, KY (18)

 

†Optimum GAT: Influence of Pre-plant Herbicide Applications on Burndown and Residual Weed Control in Transgenic Soybean. Nicholas V. Hustedde*, Bryan G. Young, Joseph L. Matthews; Southern Illinois University, Carbondale, IL (19)

 

Herbicide Programs for Optimum® GAT® Soybeans in the North Central States. Kevin L. Hahn1, Susan K. Rick2, David Saunders*3; 1DuPont, Bloomington, IL, 2DuPont, Waterloo, IL, 3DuPont, Johnston, IA (20)

 

†Efficacy of Preplant Applications of Glyphosate-, Glufosinate-, and Paraquat-based Tank Mixtures in No-till Soybean. Jessica L. Rinderer*1, Linglong Wei2, Julie M. Young1, Joseph L. Matthews1, Bryan G. Young1, Gordon K. Roskamp3, Aaron G. Hager4; 1Southern Illinois University, Carbondale, IL, 2Michigan State University, East Lansing, MI, 3Western Illinois University, Macomb, IL, 4University of Illinois, Urbana, IL (21)

 

Control of Summer Annual Weeds with 2,4-D plus Glyphosate Tank Mixes. Andrew P. Robinson*, William G. Johnson; Purdue University, West Lafayette, IN (22)

 

†Factors Influencing Residual Activity of Dicamba. Ashley A. Schlichenmayer*, Carey F. Page, Daniel T. Earlywine, Tye C. Shauck, Reid J. Smeda; University of Missouri, Columbia, MO (23)

 

Mid-Season Lactofen Application’s Influence on Mature Soybean Plant Structure and Yield. Eric J. Ott*1, Trevor M. Dale2, Dawn Refsell3, John A. Pawlak4; 1Valent USA Corporation, Greenfield, IN, 2Valent USA Corporation, Sioux Falls, SD, 3Valent USA Corporation, Lathrop, MO, 4Valent USA Corporation, Lansing, MI (24)

 

Dose Response Curves for Comparing Herbicide Efficacy. Jon E. Scott*1, Avishek Datta2, Gail Stratman3, Stevan Z. Knezevic2; 1University of Nebraska, Concord, NE, 2University of Nebraska-Lincoln, Concord, NE, 3FMC Corporation, Stromsburg, NE (25)

 

†High Input Management Practices' Influence Upon Soybean Yield in Indiana. Ryan S. Henry*, William G. Johnson, Kiersten A. Wise; Purdue University, West Lafayette, IN (26)

 

Giant Ragweed Control in Non-GMO Soybeans. Anthony F. Dobbels*1, Mark M. Loux2; 1The Ohio State University, South Charleston, OH, 2The Ohio State University, Columbus, OH (27)

 

†Postemergence Rescue Treatments for Non-GMO Soybeans. Rachel Berry*1, Anthony F. Dobbels2, Mark M. Loux1; 1The Ohio State University, Columbus, OH, 2The Ohio State University, South Charleston, OH (28)

 

Investigations of the Effects of Soil pH on Carryover of Triketone Herbicides to Soybean. Travis Legleiter*, Eric B. Riley, Jim D. Wait, Kevin W. Bradley; University of Missouri, Columbia, MO (29)

 

Sensitivity of Soybean and Tobacco to Aminopyralid in Soil Residue. Grant A. Mackey*, Meghan Edwards, Jonathan D. Green, William W. Witt; University of Kentucky, Lexington, KY (30)

 

†Effects of Flaming and Cultivation on Weed Control and Crop Injury in Soybean. Cris Bruening*1, Brian D. Neilson1, George Gogos1, Santiago M. Ulloa2, Stevan Z. Knezevic2, Strahinja V. Stepanovic3; 1University of Nebraska-Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, Concord, NE, 3University of Belgrade, Belgrade, Serbia (31)

 

Palmer Amaranth Control in Established Alfalfa with Flumioxazin. Dallas Peterson*1, Dawn Refsell2, Cathy L. Minihan1; 1Kansas State University, Manhattan, KS, 2Valent USA Corporation, Lathrop, MO (32)




TUESDAY  MORNING    DECEMBER 14

Equipment and Application Posters

 

*PRESENTER

 

Spray Droplet Penetration in the Soybean Canopy. Greg R. Kruger*1, Robert N. Klein2, Jeffrey A. Golus2; 1University of Nebraska-Lincoln, North Platte, NE, 2University of Nebraska, North Platte, NE (33)

 

Adjuvant Certification through the Chemical Producers & Distributors Association. Mark L. Bernards*1, Gregory K. Dahl2; 1University of Nebraska-Lincoln, Lincoln, NE, 2Winfield Solutions LLC, St. Paul, MN (34)

 

CPDA Certified Adjuvants. Joe V. Gednalske*1, William E. Bagley2, Gregory K. Dahl1; 1Winfield Solutions LLC, St. Paul, MN, 2Wilbur Ellis Co., San Antonio, TX (35)




TUESDAY  MORNING    DECEMBER 14

Forestry/Industrial/Turf Posters

 

*PRESENTER     † STUDENT POSTER CONTEST

 

†Chemical Mowing of Cover Crops and Weeds with Glyphosate, Clopyralid and Fluazifop for Vegetation Management in Fraser Fir. Linglong Wei*, Bernard H. Zandstra; Michigan State University, East Lansing, MI (36)

 

†Management of Annual Bluegrass (Poa annua) with Bispyribac Sodium on Creeping Bentgrass. John B. Haguewood*1, Justin Q. Moss2, Reid J. Smeda1, Xi Xiong1; 1University of Missouri, Columbia, MO, 2Oklahoma State University, Stillwater, OK (37)

 

†Comparing Management Strategies for Poa annua Control and Suppression on Putting Greens. Alexandra P. Williams*, Michael Barrett, David Williams; University of Kentucky, Lexington, KY (38)




TUESDAY  MORNING    DECEMBER 14

Herbicide Physiology Posters

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Resistance to PPO-Inhibiting Herbicides in Common Ragweed: One Mechanism or Many? Stephanie L. Rousonelos*1, John L. Luecke2, Jeff M. Stachler2, Patrick J. Tranel1; 1University of Illinois, Urbana, IL, 2NDSU and U. of MN, Fargo, ND (39)

 

†Role of Soil-borne Fungi in the Response of Giant Ragweed (Ambrosia trifida) Biotypes to Glyphosate. Jessica R. Schafer*, Steven G. Hallett, William G. Johnson; Purdue University, West Lafayette, IN (40)

 

Biomass-Based Comparison of Paraquat Resistance in Different Biotypes of Goosegrass (Eleusine indica) in China. Chengchou Han*1, Stephen L. Young2, Yong Chen3; 1University of Nebraska- Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, North Platte, NE, 3South China Agricultural University, Guangzhou, Peoples Republic (41)




TUESDAY  MORNING    DECEMBER 14

Horticultural Posters

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Weed Control and Potato Cultivar Safety with Fomesafen. Collin Auwarter*, Harlene M. Hatterman-Valenti; North Dakota State University, Fargo, ND (42)

 

†Weed Suppression with Winter Annual Cover Crops in Potato. Grant H. Mehring*, Harlene M. Hatterman-Valenti; North Dakota State University, Fargo, ND (43)

 

The Effect of Delayed Release Nitrogen on Potato Vine Kill. Andrew J. Chomas*, Laura E. Bast, Alexander J. Lindsey, Wesley J. Everman; Michigan State University, East Lansing, MI (44)

 

†Intercropping for Late Season Weed Control in Organic Fresh Market Tomato Production. RaeLynn A. Butler*, Kevin Gibson; Purdue University, West Lafayette, IN (45)

 

Weed Management Influence on Grape Establishment. John Stenger, Harlene M. Hatterman-Valenti*, Collin Auwarter; North Dakota State University, Fargo, ND (46)




TUESDAY  MORNING    DECEMBER 14

Invasive Weed Posters

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Noxious and Invasive Plant Ecology and Management. Stephen L. Young*; University of Nebraska-Lincoln, North Platte, NE (47)

 

Invasive Plant Species Management with Geospatial Technologies and Computational Science. Stephen L. Young*1, Qingfeng Guan2, Sunil Narumalani2; 1University of Nebraska-Lincoln, North Platte, NE, 2University of Nebraska-Lincoln, Lincoln, NE (48)

 

†Influence of Herbicide Application Timing for Control of Common Reed. Ryan E. Rapp*, Stevan Z. Knezevic; University of Nebraska-Lincoln, Concord, NE (49)

 

Herbicides for Saltcedar Control in Kansas. Walter H. Fick*, Wayne A. Geyer; Kansas State University, Manhattan, KS (50)

 

Total Vegetation Control on Sandbars along the Missouri River with Calcium Carbonate, Sodium Carbonate, and Imazapyr. Avishek Datta*1, Stevan Z. Knezevic1, Charles A. Shapiro1, Jon E. Scott2, Mike Mainz1; 1University of Nebraska-Lincoln, Concord, NE, 2University of Nebraska, Concord, NE (51)

 

Spotted Knapweed Control with Imazapic and Saflufenacil. Stevan Z. Knezevic*1, Avishek Datta1, Ryan E. Rapp1, Jon E. Scott2, Leo D. Charvat3, Joseph Zawierucha4; 1University of Nebraska-Lincoln, Concord, NE, 2University of Nebraska, Concord, NE, 3BASF Corporation, Lincoln, NE, 4BASF Corporation, RTP, NC (52)

 

Control of Leafy Spurge with Imazapic and Saflufenacil applied in Spring. Stevan Z. Knezevic1, Avishek Datta1, Ryan E. Rapp1, Jon E. Scott2, Leo D. Charvat*3, Joseph Zawierucha4; 1University of Nebraska-Lincoln, Concord, NE, 2University of Nebraska, Concord, NE, 3BASF Corporation, Lincoln, NE, 4BASF Corporation, RTP, NC (53)

 

Yellow Toadflax Control in Rangeland with DPX-MAT28. Jordan L. Hoefing*, Brian M. Jenks; North Dakota State University, Minot, ND (54)

 

Analysis of Age Structure to Reconstruct the History of a Privet Invasion. Wanying Zhao*, Charles Goebel, Michel Andrew, John Cardina; The Ohio State University, Wooster, OH (55)




TUESDAY  MORNING    DECEMBER 14

Weed Biology/Ecology/Management Posters

 

*PRESENTER     † STUDENT POSTER CONTEST

 

†Gene Flow of Glyphosate Resistance in Giant Ragweed. Chad B. Brabham*, William G. Johnson; Purdue University, West Lafayette, IN (56)

 

Dose-response Analysis on a Suspected Glyphosate-resistant Kochia (Kochia scoparia) Population. Lowell Sandell*1, Stevan Z. Knezevic2, Avishek Datta2, Mark L. Bernards1, Santiago M. Ulloa2; 1University of Nebraska-Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, Concord, NE (57)

 

†Glyphosate-Resistant Waterhemp Survival from Glyphosate and Alternative Postemergence Herbicides in Two Waterhemp Populations. Chea E. Reeves*, Julie M. Young, Joseph L. Matthews, Bryan G. Young; Southern Illinois University, Carbondale, IL (58)

 

Modeling the Spread of Glyphosate-Resistant Waterhemp. Jianyang Liu*1, Patrick J. Tranel1, Adam S. Davis2; 1University of Illinois, Urbana, IL, 2USDA, Urbana, IL (59)

 

†Response of Nebraska Horseweed Populations to Dicamba. Roberto J. Crespo*1, Mark L. Bernards1, Greg R. Kruger2, Robert G. Wilson3, Donald J. Lee1; 1University of Nebraska-Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, North Platte, NE, 3University of Nebraska-Lincoln, Scottsbluff, NE (60)

 

Respect the Rotation: A Comprehensive Partnership to Preserve Herbicide and Trait Technology. James Rutledge*; Bayer CropScience, RTP, NC (61)

 

†Degradation of the Herbicide Metolachlor in Soil under Different Environmental Conditions. Ramdas Kanissery*1, Gerald Sims2; 1University of Illinois at Urbana Champaign, Urbana, IL, 2USDA, Urbana-Champaign, IL (62)

 

The Influence of Seed Burial Depth on Common Ragweed Seed Bank Persistence. Mike J. Moechnig*, Rutendo Nyamusamba, Darrell Deneke, Jill Alms, Dave Vos; South Dakota State University, Brookings, SD (63)

 

†Demography of Velvetleaf(Abutilion theophrasti) in Corn and Soybean. Nabaraj Banjara*, John L. Lindquist; University of Nebraska-Lincoln, Lincoln, NE (64)

 

Viewing Weed Seed Decays from Microbiology Aspect. Xianhui Fu*; University of Illinois, Urbana, IL (65)

 

†Palmer Amaranth Growth and Gender in Response to Ammonium. Antonio R. Asebedo*, Anita Dille; Kansas State University, Manhattan, KS (66)

 

†Sorghum x Shattercane Outcrossing in the Field. Jared J. Schmidt*1, John L. Lindquist1, Mark L. Bernards1, Jeff F. Pedersen2; 1University of Nebraska-Lincoln, Lincoln, NE, 2USDA-ARS, Lincoln, NE (67)

 

†Palmer Amaranth Differential Response to Pyrasulfotole & Bromoxynil. Nathan G. Lally*, Curtis R. Thompson, Dallas Peterson; Kansas State University, Manhattan, KS (68)

 

†Influence of Nitrogen on Palmer Amaranth Interference in Grain Sorghum. Bryan J. Unruh*, Anita Dille; Kansas State University, Manhattan, KS (69)

 

Factors Associated with the Mother Bulb of Star-of-Bethlehem that Influence Daughter Bulb Production. Nathan R. Johanning*1, Linglong Wei2, Joseph L. Matthews1, John E. Preece1, Bryan G. Young1; 1Southern Illinois University, Carbondale, IL, 2Michigan State University, East Lansing, MI (70)

 

†Evaluation of Tef as a Smother Crop for Canada Thistle Management. Stephanie Wedryk*1, John Cardina2; 1The Ohio State University, Columbus, OH, 2The Ohio State University, Wooster, OH (71)

 

†Effect of Pasture Management Strategies on Forage Quality. Josh A. Tolson*, Jonathan D. Green, William W. Witt, Glen E. Aiken; University of Kentucky, Lexington, KY (72)




TUESDAY  MORNING    DECEMBER 14

General Session

LOCATION:   Regency Ballroom
TIME:   10:00 AM - 12:00 PM
CHAIR:   Mark Wrucke
    Bayer CropScience
    Farmington, MN

 

*SPEAKER

 

10:00   Welcome to Lexington

 

10:10   Washington Report. Lee Van Wychen*; WSSA, Washington, DC (73)

 

10:30   Triazine Herbicides: 50 Years of Revolutionizing Agriculture. Janis McFarland*1, Charles L. Foresman1, David Bridges2; 1Syngenta Crop Protection, Greensboro, NC, 2Baldwin Agricultural College, Tifton, GA (74)

 

11:30   NCWSS Presidential Address. Chris M. Boerboom*; North Dakota State University, Fargo, ND (75)

 

11:45   Necrology Report

 

11:50   Announcements




TUESDAY  AFTERNOON    DECEMBER 14

Soybeans/Legumes/Forage and Range Papers

LOCATION:   Thoroughbred Room 1
TIME:   1:30 PM - 4:15 PM
CHAIR:   Susan Rick
    DuPont
    Waterloo, IL
MODERATOR:   Susan Rick
    DuPont
    Waterloo, IL

 

*SPEAKER     † STUDENT CONTEST

 

1:30   †Multi-Year Survey Evaluating the Distribution of Glyphosate-Resistant Weed Species in Missouri. Kristin K. Rosenbaum*, Eric B. Riley, Travis Legleiter, Jim D. Wait, Kevin W. Bradley; University of Missouri, Columbia, MO (76)

 

1:45   †Interaction of Glyphosate Tank-Mixtures on Herbicide-Resistant and -Susceptible Waterhemp Populations. David K. Powell*1, Bryan G. Young1, Douglas Maxwell2, Gordon K. Roskamp3; 1Southern Illinois University, Carbondale, IL, 2University of Illinois, Urbana, IL, 3Western Illinois University, Macomb, IL (77)

 

2:00   †Kochia Control with Preemergence Herbicides in Soybeans. Brandon M. Hulse*1, Dallas Peterson1, Kassim Al-Khatib1, Phillip W. Stahlman2, Patrick W. Geier2; 1Kansas State University, Manhattan, KS, 2Kansas State University, Hays, KS (78)

 

2:15   †Investigations of Herbicide Programs Containing Glufosinate and 2,4-D for use in DHT Soybeans. Brett D. Craigmyle*1, Jeff M. Ellis2, Kristin K. Rosenbaum1, Bryan C. Sather1, Kevin W. Bradley1; 1University of Missouri, Columbia, MO, 2Dow AgroSciences, Smithville, MO (79)

 

2:30   †Effect of Postemergence Applications of 2,4-D on the Yield Components of DHT Soybean. Andrew P. Robinson*1, David M. Simpson2, William G. Johnson1; 1Purdue University, West Lafayette, IN, 2Dow AgroSciences, Indianapolis, IN (80)

 

2:45   †A Strobilurin Fungicide's Impact on Soybean Growth and Yield in Weed-Free Indiana Fields. Ryan S. Henry*, William G. Johnson, Kiersten A. Wise; Purdue University, West Lafayette, IN (81)

 

3:00   Break

 

3:15   †The Timing of Broadcast Flaming Influenced Soybean Yield. Santiago M. Ulloa*, Avishek Datta, Stevan Z. Knezevic; University of Nebraska-Lincoln, Concord, NE (82)

 

3:30   †Rotational Crop Response to Chlorimuron as Affected by Soil pH. David J. Carruth*; North Dakota State University, Fargo, ND (83)

 

3:45   †Influence of Herbicides Containing Metsulfuron on Tall Fescue Growth and Seedhead Production. Bryan C. Sather*, Kristin K. Rosenbaum, Brett D. Craigmyle, Kevin W. Bradley; University of Missouri, Columbia, MO (84)

 

4:00   †Roughstalk Bluegrass - an Emerging Problem in Michigan Forage Systems. John M. Green*1, Wesley J. Everman1, Timothy Dietz1, Phil Kaatz2; 1Michigan State University, East Lansing, MI, 2Michigan State University, Lapeer, MI (85)




TUESDAY  AFTERNOON    DECEMBER 14

Weed Biology/Ecology/Management Papers

LOCATION:   Thoroughbred Room 3
TIME:   1:30 PM - 4:00 PM
CHAIR:   Anita Dille
    Kansas State University
    Manhattan, KS
MODERATOR:   Anita Dille
    Kansas State University
    Manhattan, KS

 

*SPEAKER     † STUDENT CONTEST

 

1:30   †Weed Community Response to 12 Years of Selection Pressure in a Glyphosate-Resistant Cropping System. Nevin C. Lawrence*1, Andrew R. Kniss1, Robert G. Wilson2; 1University of Wyoming, Laramie, WY, 2University of Nebraska-Lincoln, Scottsbluff, NE (86)

 

1:45   †Life History of Glyphosate Resistant Giant Ragweed. Chad B. Brabham*, William G. Johnson; Purdue University, West Lafayette, IN (87)

 

2:00   †Managing Burcucumber in Corn. Nathan D. Miller*; The Ohio State University, Columbus, OH (88)

 

2:15   †The Effect of Dairy Compost Rate on Weed Competition in Potato. Alexander J. Lindsey*, Wesley J. Everman; Michigan State University, East Lansing, MI (89)

 

2:30   †Ecology of Cutleaf Teasel Seeds. Stephen D. Eschenbach*, George O. Kegode, David Vlieger; Northwest Missouri State University, Maryville, MO (90)

 

2:45   Weed Management Systems in Dicamba-Tolerant Soybeans (DTS). Simone Seifert-Higgins*; Monsanto Company, St. Louis, MO (91)

 

3:00   Palmer Amaranth Survives Pyrasulfotole & Bromoxynil and other HPPD Herbicide Treatment. Curtis R. Thompson*, Dallas Peterson, Nathan G. Lally; Kansas State University, Manhattan, KS (92)

 

3:15   Maternal Corn Environment Influences Wild-proso Millet Seed Characteristics. Martin M. Williams II*1, Brian J. Schutte1, Yim F. So2; 1USDA-ARS, Urbana, IL, 2Germain's Technology Group, Gilroy, CA (93)

 

3:30   Business Meeting

 

3:45   Break




TUESDAY  AFTERNOON    DECEMBER 14

Herbicide Physiology Papers

LOCATION:   Thoroughbred Room 3
TIME:   4:00 PM - 5:00 PM

 

*SPEAKER     † STUDENT CONTEST

 

4:00   †Metabolism of Quizalofop and Rimsulfuron in Herbicide-Resistant Grain Sorghum. M. Joy M. Abit*1, Kassim Al-Khatib1, Mitch Tuinstra2; 1Kansas State University, Manhattan, KS, 2Purdue University, West Lafayette, IN (94)

 

4:15   †Soil-borne Fungi Contribute to the Efficacy of Glyphosate in both Resistant and Susceptible Horseweed (Conzya canadensis) in the Field. Jessica R. Schafer*, Steven G. Hallett, William G. Johnson; Purdue University, West Lafayette, IN (95)

 

4:30   Molecular-Marker-Based Survey of Herbicide Resistances in Waterhemp. Chance W. Riggins*, Patrick J. Tranel, Aaron G. Hager; University of Illinois, Urbana, IL (96)

 

4:45   Business Meeting




TUESDAY  AFTERNOON    DECEMBER 14

Corn/Sorghum Student Contest Papers

LOCATION:   Thoroughbred Room 2
TIME:   1:30 PM - 3:15 PM
MODERATOR:   Curtis Thompson
    Kansas State University
    Manhattan, KS

 

*SPEAKER     † STUDENT CONTEST

 

1:30   †Effects of Nitrogen Timing and Volunteer Corn Interference on Corn Grain Yield. Ryan M. Terry*, James J. Camberato, William G. Johnson; Purdue University, West Lafayette, IN (97)

 

1:45   †Critical Time of Winter Annual Weed Removal in a Corn-Soybean Cropping System. Venkatarao Mannam*1, Mark L. Bernards1, Stevan Z. Knezevic2, John L. Lindquist1, Timothy J. Arkebauer1, Suat Irmak1; 1University of Nebraska-Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, Concord, NE (98)

 

2:00   †Influence of Winter Annual Grass Height on the Efficacy of Chlorimuron + Rimsulfuron and Glyphosate. Nicholas V. Hustedde*, Bryan G. Young, Joseph L. Matthews; Southern Illinois University, Carbondale, IL (99)

 

2:15   †Effects of Flaming and Cultivation on Weed Control and Crop Injury in Corn. Cris Bruening*1, Brian D. Neilson1, George Gogos1, Santiago M. Ulloa2, Stevan Z. Knezevic2, Strahinja V. Stepanovic3; 1University of Nebraska-Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, Concord, NE, 3University of Belgrade, Belgrade, Serbia (100)

 

2:30   †Nitrogen Assimilation of Weed Species as Influenced by Nitrogen Rate and Weed Size. Laura E. Bast*, Wesley J. Everman, Darryl D. Warncke; Michigan State University, East Lansing, MI (101)

 

2:45   †Grain Sorghum Response to Pyrasulfotole & Bromoxynil: a Potential New Herbicide in Grain Sorghum. Nathan G. Lally*1, Curtis R. Thompson1, Larry D. Maddux2, Dallas Peterson1; 1Kansas State University, Manhattan, KS, 2Kansas State University, Topeka, KS (102)

 

3:00   Break




TUESDAY  AFTERNOON    DECEMBER 14

Cereals/Sugar Beet/Dry Bean Papers

LOCATION:   Thoroughbred Room 2
TIME:   3:15 PM - 5:00 PM

 

*SPEAKER     † STUDENT CONTEST

 

3:15   †Weed Control Strategies and Row Width in an Upright Variety of Black Bean. Ryan C. Holmes*, Christy L. Sprague; Michigan State University, East Lansing, MI (103)

 

3:30   †Impact of Weeds on Nitrogen Availability in Glyphosate-resistant Sugarbeet. Alicia J. Spangler*, Christy L. Sprague, Darryl D. Warncke; Michigan State University, East Lansing, MI (104)

 

3:45   Preemergence Ethofumesate Increases Postemergence Spray Retention on Common Lambsquarters. Andrew R. Kniss*1, Dennis C. Odero2; 1University of Wyoming, Laramie, WY, 2University of Florida, Belle Glade, FL (105)

 

4:00   Influence of Application Timing on Winter Annual Grass Control with Pyroxsulam in Winter Wheat. Jeff M. Ellis*1, Chad Cummings2, Neil A. Spomer3, Samuel M. Ferguson4; 1Dow AgroSciences, Smithville, MO, 2Dow AgroSciences, Perry, OK, 3Dow AgroSciences, Brookings, SD, 4Dow AgroSciences, Omaha, NE (106)

 

4:15   Performance of Rimfire MaxTM Herbicide in Wheat Grown in the Northern Plains. Bradley E. Ruden*1, Kevin B. Thorsness2, Steven R. King3, Dean W. Maruska4, Mary D. Paulsgrove5, Michael C. Smith6, George S. Simkins7, Mark A. Wrucke8; 1Bayer CropScience, Bruce, SD, 2Bayer CropScience, Fargo, ND, 3Bayer CropScience, Huntley, MT, 4Bayer CropScience, Warren, MN, 5Bayer CropScience, Research Triangle Park, NC, 6Bayer CropScience, Sabin, MN, 7Bayer CropScience, Vadnais Heights, MN, 8Bayer CropScience, Farmington, MN (107)

 

4:30   Residual Activity of Flumioxazin + Pyroxasulfone in the Western Soybean Belt. Mark L. Bernards*1, Trevor M. Dale2, Bob G. Hartzler3, Micheal D. Owen3, Dallas Peterson4, Douglas E. Shoup5, Jeff Gunsolus6, Stevan Z. Knezevic7, Robert G. Wilson8, Rich Zollinger9, Mike J. Moechnig10, Dawn Refsell11, John A. Pawlak12; 1University of Nebraska-Lincoln, Lincoln, NE, 2Valent USA Corporation, Sioux Falls, SD, 3Iowa State University, Ames, IA, 4Kansas State University, Manhattan, KS, 5Kansas State University, Chanute, KS, 6University of Minnesota, St. Paul, MN, 7University of Nebraska-Lincoln, Concord, NE, 8University of Nebraska-Lincoln, Scottsbluff, NE, 9North Dakota State University, Fargo, ND, 10South Dakota State University, Brookings, SD, 11Valent USA Corporation, Lathrop, MO, 12Valent USA Corporation, Lansing, MI (108)

 

4:45   Business Meeting




TUESDAY  AFTERNOON    DECEMBER 14

Mixed Student Contest Papers

LOCATION:   Thoroughbred Room 6
TIME:   1:30 PM - 3:45 PM
MODERATOR:   Harlene Hatterman-Valenti
    North Dakota State University
    Fargo, ND

 

*SPEAKER     † STUDENT CONTEST

 

1:30   †Herbicide Efficacy Influenced by Carrier Water Quality. Jared M. Roskamp*, William G. Johnson; Purdue University, West Lafayette, IN (109)

 

1:45   †Interaction of Nozzle Type and Adjuvant on Droplet Spectra and Efficacy of Glyphosate, Glufosinate, Glyphosate plus Clethodim, and Glyphosate plus Mesotrione and s-Metolachlor. Jon R. Kohrt*1, Greg R. Kruger2, James Reiss3, Bryan G. Young1; 1Southern Illinois University, Carbondale, IL, 2University of Nebraska-Lincoln, North Platte, NE, 3Precision Laboratories, Waukegan, IL (110)

 

2:00   †A Precision Guided Shielded Sprayer for Postemergence Weed Control in Carrot and Lettuce. Chad M. Herrmann*, Bernard H. Zandstra; Michigan State University, East Lansing, MI (111)

 

2:15   †Postemergence Herbicides with Adjuvants for Early Season Weed Control in Onion. James R. Loken*, Harlene M. Hatterman-Valenti; North Dakota State University, Fargo, ND (112)

 

2:30   †Avoiding Crop Injury and Maximizing Yield with Preemergence and Postemergence Herbicides in Onion. Chad M. Herrmann*, Bernard H. Zandstra; Michigan State University, East Lansing, MI (113)

 

2:45   †Weed Suppression with Winter Annual Cover Crops in Potato. Grant H. Mehring*, Harlene M. Hatterman-Valenti; North Dakota State University, Fargo, ND (114)

 

3:00   †Examining the Unpredictable Nature of Yellow Toadflax in Colorado. Nicholas J. Krick*; COLORADO STATE UNIVERSITY, FORT COLLINS, CO (115)

 

3:15   †Integrated Management of Common Reed (Phragmites australis) along the Platte River. Ryan E. Rapp*, Stevan Z. Knezevic; University of Nebraska-Lincoln, Concord, NE (116)

 

3:30   Break




TUESDAY  AFTERNOON    DECEMBER 14

Forestry/Industrial/Turf Papers

LOCATION:   Thoroughbred Room 6
TIME:   3:45 PM - 4:45 PM

 

*SPEAKER     † STUDENT CONTEST

 

3:45   Utility of Aminopyralid + Metsulfuron for Weed Control, Seedhead and Grass Height Suppression in Bahia and Tall Fescue Roadsides. Byron B. Sleugh*1, William N. Kline2, Vanelle Peterson3, Pat Burch4, Jason Belcher5, Steve Enloe5, Jason Ferrell6, Fred Yelverson7, Leon Warren7, Reid J. Smeda8; 1Dow AgroSciences, West Des Moines, IA, 2Dow AgroSciences, Duluth, GA, 3Dow AgroSciences, Mulino, OR, 4Dow AgroSciences, Christiansburg, VA, 5Auburn University, Auburn, AL, 6University of Florida, Gainesville, FL, 7North Carolina State University, Raleigh, NC, 8University of Missouri, Columbia, MO (117)

 

4:00   Control of Bush Honeysuckle with Low Volume Foliar Herbicide Applications. Joe Omielan*, William W. Witt; University of Kentucky, Lexington, KY (118)

 

4:15   †White Clover, Hard Fescue and Perennial Rye Cover Crops for Weed Suppression in Fraser Fir. Linglong Wei*, Bernard H. Zandstra; Michigan State University, East Lansing, MI (119)

 

4:30   Business Meeting




WEDNESDAY  MORNING    DECEMBER 15

Corn/Sorghum Papers

LOCATION:   Thoroughbred Room 1
TIME:   8:00 AM - 11:30 AM
CHAIR:   Curtis Thompson
    Kansas State University
    Manhattan, KS
MODERATOR:   Curtis Thompson
    Kansas State University
    Manhattan, KS

 

*SPEAKER

 

8:00   Saflufenacil Tank Mixes for Weed Control in Grain Sorghum. Randall S. Currie*; Kansas State Univ., Garden City, KS (120)

 

8:15   One Pass PRE vs PRE followed by POST Corn Herbicide Programs in Indiana, Michigan, and Ohio. Wesley J. Everman*1, William G. Johnson2, Mark M. Loux3, John B. Willis4; 1Michigan State University, East Lansing, MI, 2Purdue University, West Lafayette, IN, 3The Ohio State University, Columbus, OH, 4Monsanto Company, Troy, OH (121)

 

8:30   Utility of Pyroxasulfone for Residual Weed Control in Corn and Soybean. Walter E. Thomas*1, John S. Harden1, Ryan Bond1, Steven J. Bowe1, Rex A. Liebl1, Yoshihiro Yamaji2, Hisashi Honda2, Toshihiro Ambe3; 1BASF Corporation, Research Triangle Park, NC, 2Kumiai America, White Plains, NY, 3Kumiai Chemical Industry, Tokyo, Japan (122)

 

8:45   Performance of Flumioxazin + Pyroxasulfone in Midwest Corn Trials. Dawn Refsell*1, John A. Pawlak2, Eric J. Ott3, Trevor M. Dale4, Pat Clay5, Gary W. Kirfman6, John R. Cranmer7; 1Valent USA Corporation, Lathrop, MO, 2Valent USA Corporation, Lansing, MI, 3Valent USA Corporation, Greenfield, IN, 4Valent USA Corporation, Sioux Falls, SD, 5Valent USA Corporation, Maricopa, AZ, 6Valent USA Corporation, Ada, MI, 7Valent USA Corporation, Cary, NC (123)

 

9:00   Tembotrione Mixes with Commercial Adjuvant Packages. David J. Lamore*1, Gary Schwarzlose2, Matt Mahoney3, John Cantwell4, Jim Bloomberg5; 1Bayer CropScience, Bryan, OH, 2Bayer CropScience, Spring Branch, TX, 3Bayer CropScience, Oxford, MD, 4Bayer CropScience, Strawberry Point, IA, 5Bayer CropScience, RTP, NC (124)

 

9:15   Identification of a Tall Waterhemp (Amaranthus tuberculatus) Biotype Resistant to 4-HPPD Inhibiting Herbicides and Atrazine in Iowa. Patrick M. McMullan*1, Jerry M. Green2; 1Pioneer Hi-Bred International, Johnston, IA, 2Pioneer Hi-Bred International, Newark, DE (125)

 

9:30   Characterization of a Common Waterhemp (Amaranthus tuberculatus) Biotype in Illinois resistant to HPPD-inhibiting herbicides. Aaron G. Hager*, Nicholas E. Hausman, Dean E. Riechers, Patrick J. Tranel, Sukhvinder Singh, Lisa Gonzini, Douglas Maxwell; University of Illinois, Urbana, IL (126)

 

9:45   Control of HPPD-Resistant Waterhemp in Corn and Soybeans. Gordon D. Vail*1, Charles L. Foresman1, Nicholas D. Polge2, Vinod K. Shivrain1, David A. Thomas3; 1Syngenta Crop Protection, Greensboro, NC, 2Syngenta Crop Protection, Vero Beach, FL, 3Syngenta Crop Protection, Monticello, IL (127)

 

10:00   Break

 

10:15   Crop Tolerance and Yield of Dow AgroSciences Herbicide Trait Technology in Corn. Scott C. Ditmarsen*1, David M. Simpson2, Jeff M. Ellis3, David C. Ruen4, Samuel M. Ferguson5, Nelson N. Carranza6, Courtney A. Gallup7, Bradley W. Hopkins8; 1Dow AgroSciences, Madison, WI, 2Dow AgroSciences, Indianapolis, IN, 3Dow AgroSciences, Smithville, MO, 4Dow AgroSciences, Lanesboro, MN, 5Dow AgroSciences, Omaha, NE, 6Dow AgroSciences, Bogota, Colombia, 7Dow AgroSciences, Davenport, IA, 8Dow AgroSciences, Westerville, OH (128)

 

10:30   Efficacy and Crop Tolerance of GF-2654 and GF-2726 in Corn. Eric F. Scherder*1, Marvin E. Schultz2, Andrew T. Ellis3, Neil A. Spomer4, Ronda L. Hamm2, John S. Richburg5, Jonathan A. Huff6, Brian D. Olson7, Gustavo R. Tofoli8; 1Dow AgroSciences, Huxley, IA, 2Dow AgroSciences, Indianapolis, IN, 3Dow AgroSciences, Greenville, MS, 4Dow AgroSciences, Brookings, SD, 5Dow AgroSciences, Headland, AL, 6Dow AgroSciences, Herrin, IL, 7Dow AgroSciences, Geneva, NY, 8Dow AgroSciences, Goiania, Brazil (129)

 

10:45   Effects of Tank Mixes and Contamination in Corn. Stephen L. Young*1, Mark L. Bernards2, Greg R. Kruger1, Lowell Sandell2, Stevan Z. Knezevic3; 1University of Nebraska-Lincoln, North Platte, NE, 2University of Nebraska-Lincoln, Lincoln, NE, 3University of Nebraska-Lincoln, Concord, NE (130)

 

11:00   Nitrogen Use Rate and the Effect on Stacked Volunteer Corn and Insect Resistance Management. Paul Marquardt*, William G. Johnson; Purdue University, West Lafayette, IN (131)

 

11:15   Business Meeting




WEDNESDAY  MORNING    DECEMBER 15

Horticulture and Ornamental Papers

LOCATION:   Thoroughbred Room 3
TIME:   8:30 AM - 10:30 AM
CHAIR:   Harlene Hatterman-Valenti
    North Dakota State University
    Fargo, ND
MODERATOR:   Harlene Hatterman-Valenti
    North Dakota State University
    Fargo, ND

 

*SPEAKER

 

8:30   How Safe is Capreno on Sweet Corn? Martin M. Williams II*1, Jerald K. Pataky2; 1USDA-ARS, Urbana, IL, 2University of Illinois, Urbana, IL (132)

 

8:45   Does Hail Damage Synergize Injury from Herbicide Applications in Tomato and Sweet Corn? Darren E. Robinson*1, Robert E. Nurse2; 1University of Guelph, Ridgetown, ON, 2Agriculture and Agri-Food Canada, Harrow, ON (133)

 

9:00   Potato Injury from Glyphosate Drift. Harlene M. Hatterman-Valenti*, Collin Auwarter; North Dakota State University, Fargo, ND (134)

 

9:15   Low Dose Effects of 2,4-D and Dicamba on Solanaceae and Curcurbitaceae Vegetables. David P. Hynes*, Stephen C. Weller; Purdue University, West Lafayette, IN (135)

 

9:30   Developments in Weed Control in Lettuce. Bernard H. Zandstra*, Rodney V. Tocco Jr.; Michigan State University, East Lansing, MI (136)

 

9:45   New Herbicides for Weed Control in Highbush Blueberry. Rodney V. Tocco Jr.*, Bernard H. Zandstra; Michigan State University, East Lansing, MI (137)

 

10:00   Relative Herbicide Safety on Four Iris Species. John E. Kaufmann*; Kaufmann AgKnowledge, Okemos, MI (138)

 

10:15   Business Meeting




WEDNESDAY  MORNING    DECEMBER 15

More NCWSS Learning Store: Application and Adjuvant Symposium

LOCATION:   Thoroughbred Room 2
TIME:   8:15 AM - 11:15 AM
CHAIR:   Gregory Dahl
    Winfield Solutions LLC
    St. Paul, MN

 

*SPEAKER

 

8:15   Introduction to DRT. William E. Bagley*; Wilbur Ellis Co., San Antonio, TX (139)

 

8:25   EPA DRT Program Update. Jay Ellenberger*; U.S. Evironmental Protection Agency, Washington, DC (140)

 

8:50   Development of Drift Reduction Testing. Clint Hoffman*; USDA-ARS, College Station, TX (141)

 

9:15   New Developments in Spraying Technology. Robert E. Wolf*; Kansas State University, Manhattan, KS (142)

 

9:40   Proposed ASTM Methodology for Evaluation of Drift Reduction for Ground Sprayers. Curtis Elsik*; Huntsman Advanced Technology Center, The Woodlands, TX (143)

 

10:05   Making Technology Work. Robert N. Klein*1, Greg R. Kruger2; 1University of Nebraska, North Platte, NE, 2University of Nebraska-Lincoln, North Platte, NE (144)

 

10:30   Proposed ASTM Method for Evaluating Water Conditioners. Rich Zollinger*; North Dakota State University, Fargo, ND (145)

 

10:55   Discussion




WEDNESDAY  AFTERNOON    DECEMBER 15

More NCWSS Learning Store: Application and Adjuvant Symposium

LOCATION:   Thoroughbred Room 2
TIME:   1:30 PM - 3:30 PM
CHAIR:   Gregory Dahl
    Winfield Solutions LLC
    St. Paul, MN
MODERATOR:   Gregory Dahl
    Winfield Solutions LLC
    St. Paul, MN

 

*SPEAKER

 

1:30   Stewardship of Existing and New Technologies in Weed Science. Gregory K. Dahl*; Winfield Solutions LLC, St. Paul, MN (146)

 

1:40   Demonstrating Application Technology to Growers and Commercial Applicators. Ryan Wolf*, Eric Spandl; Winfield Solutions LLC, St. Paul, MN (147)

 

2:00   The CPDA Certified Adjuvant Program. Bruce Bollinger*; Rosen's Inc., McCordsville, IN (148)

 

2:20   DHT - Managing the Performance, Minimizing the Risk. Kirk Dietz*; Dow AgroSciences, Indianapolis, IN (149)

 

2:45   Dicamba Tolerant Crops - Managing the Performance, Minimizing the Risk. Cindy Arnevik*; Monsanto Company, St. Louis, MO (150)

 

3:10   Discussion




WEDNESDAY  AFTERNOON    DECEMBER 15

Soybeans/Legumes/Forage and Range Papers

LOCATION:   Thoroughbred Room 6
TIME:   1:30 PM - 4:15 PM
CHAIR:   Susan Rick
    DuPont
    Waterloo, IL
MODERATOR:   Susan Rick
    DuPont
    Waterloo, IL

 

*SPEAKER     † STUDENT CONTEST

 

1:30   Studies on Glyphosate Resistant Giant Ragweed in Ontario. Peter H. Sikkema*1, Joe Vink1, Darren E. Robinson1, Mark B. Lawton2, Francois Tardif3; 1University of Guelph, Ridgetown, ON, 2Monsanto Canada, Guelph, ON, 3University of Guelph, Guelph, ON (151)

 

1:45   Burndown of Glyphosate Resistant Horseweed (Conyza canadensis) with Saflufenacil Tank Mixtures in Soybean (Glycine max). Brock S. Waggoner*1, Bryan G. Young2, Lawrence E. Steckel1; 1University of Tennessee, Jackson, TN, 2Southern Illinois University, Carbondale, IL (152)

 

2:00   Length of Residual Weed Control with V-10266 and Other Preemergence Soybean Herbicides. Bryan G. Young*1, Kevin W. Bradley2, Mark L. Bernards3, Aaron G. Hager4, Bob G. Hartzler5, William G. Johnson6, Mark M. Loux7, Dallas Peterson8, Christy L. Sprague9, Charles Slack10, Eric J. Ott11, Dawn Refsell12, Trevor M. Dale13, John R. Cranmer14, Gary W. Kirfman15, John A. Pawlak16; 1Southern Illinois University, Carbondale, IL, 2University of Missouri, Columbia, MO, 3University of Nebraska-Lincoln, Lincoln, NE, 4University of Illinois, Urbana, IL, 5Iowa State University, Ames, IA, 6Purdue University, West Lafayette, IN, 7The Ohio State University, Columbus, OH, 8Kansas State University, Manhattan, KS, 9Michigan State University, East Lansing, MI, 10University of Kentucky, Lexington, KY, 11Valent USA Corporation, Greenfield, IN, 12Valent USA Corporation, Lathrop, MO, 13Valent USA Corporation, Sioux Falls, SD, 14Valent USA Corporation, Cary, NC, 15Valent USA Corporation, Ada, MI, 16Valent USA Corporation, Lansing, MI (153)

 

2:15   Tankmixing Residual Herbicides with Glufosinate to Improve Postemergence Weed Control in Glufosinate Resistant Soybeans. Mike Weber*1, James Rutledge2, Jayla Allen3; 1Bayer CropScience, Indianola, IA, 2Bayer CropScience, RTP, NC, 3Bayer CropScience, Research Triangle Park, NC (154)

 

2:30   The Use of Lactofen for White Mold (Sclerotinia sclerotioum) Control in Soybeans. Trevor M. Dale*1, John A. Pawlak2, Gerald J. Holmes3, Eric J. Ott4, Dawn Refsell5; 1Valent USA Corporation, Sioux Falls, SD, 2Valent USA Corporation, Lansing, MI, 3Valent USA Corporation, Cary, NC, 4Valent USA Corporation, Greenfield, IN, 5Valent USA Corporation, Lathrop, MO (155)

 

2:45   Weed Control in Glyphosate-Resistant Alfalfa. Ronald F. Krausz*1, Bryan G. Young2; 1Southern Illinois University at Carbondale, Belleville, IL, 2Southern Illinois University, Carbondale, IL (156)

 

3:00   Break

 

3:15   Aminocyclopyrachlor for Range and Pasture Weed Control. Jeff H. Meredith*1, Jon S. Claus2, Craig Alford3; 1DuPont, Memphis, TN, 2DuPont, Wilmington, DE, 3DuPont, Denver, CO (157)

 

3:30   Broadleaf Weed Control in Pastures with Aminocyclopyrachlor. Susan K. Rick*1, Marsha J. Martin2, Jeff H. Meredith3; 1DuPont, Waterloo, IL, 2Dupont, Columbus, IL, 3DuPont, Memphis, TN (158)

 

3:45   Determination of Critical Time for Weed Removal in Imidazolinone-resistant Sunflower. Avishek Datta*1, Igor Elezovic2, Stevan Z. Knezevic1; 1University of Nebraska-Lincoln, Concord, NE, 2University of Belgrade, Belgrade, Serbia (159)

 

4:00   Business Meeting




WEDNESDAY  AFTERNOON    DECEMBER 15

Cover Crops and Weed Management

LOCATION:   Thoroughbred Room 3
TIME:   1:30 PM - 4:45 PM
CHAIR:   Anita Dille
    Kansas State University
    Manhattan, KS
MODERATOR:   Erin Taylor
    Michigan State University
    East Lansing, MI

 

*SPEAKER

 

1:30   Introduction of Speakers and Symposium. Erin C. Taylor*1, George O. Kegode2; 1Michigan State University, East Lansing, MI, 2Northwest Missouri State University, Maryville, MO (160)

 

1:45   Can Cover Crops Fit into No-tillage Crop Production Systems in Eastern and Western Kansas. Anita Dille*, Justin Petrosino, Kraig Roozeboom, John Holman; Kansas State University, Manhattan, KS (161)

 

2:15   A Decision Tool to Help Midwest Farmers Select Cover Crops. Dean Baas*; Michigan State University, East Lansing, MI (162)

 

2:45   Break

 

3:00   Termination of Cover Crops Using Rollers/crimpers. Andrew Price*; USDA-ARS, Auburn, AL (163)

 

3:30   Weed Suppression in Transitional Organic, No-tillage Winter Rye-soybean Systems. Emily Bernstein, David Stoltenberg*, Joshua Posner, Janet Hedtcke; University of Wisconsin - Madison, Madison, WI (164)

 

4:00   Are Cover Crops Enough? Supplementing High Residue Covers in Conventional and Organic Systems with Other Options. William Curran*1, Matthew Ryan1, David Mortensen1, Steven Mirsky2; 1Penn State University, University Park, PA, 2USDA-ARS, Beltsville, MD (165)

 

4:30   Discussion




WEDNESDAY  AFTERNOON    DECEMBER 15

Extension Papers

LOCATION:   Thoroughbred Room 1
TIME:   1:30 PM - 4:00 PM
CHAIR:   Mark Bernards
    University of Nebraska-Lincoln
    Lincoln, NE
MODERATOR:   Mark Bernards
    University of Nebraska-Lincoln
    Lincoln, NE

 

*SPEAKER

 

1:30   Benefits of Best Management Practices to Reduce Runoff of Chlorotriazine Herbicides to Surface Water. Richard S. Fawcett*; Fawcett Consulting, Huxley, IA (166)

 

1:45   A Survey of Grower, Crop Adviser, and Extension Agent Perceptions about Glyphosate Resistant Weeds in Kansas. Dallas Peterson*1, Curtis R. Thompson1, Douglas E. Shoup2, Brian L. Olson3, Jeanne S. Falk3, Kent L. Martin4; 1Kansas State University, Manhattan, KS, 2Kansas State University, Chanute, KS, 3Kansas State University, Colby, KS, 4Kansas State University, Garden City, KS (167)

 

2:00   Herbicide Resistance Education and Training Modules Sponsored by WSSA. Wesley J. Everman*1, Les Glasgow2, Jill Schroeder3, David R. Shaw4, John Soteres5, Jeff M. Stachler6, Francois Tardif7; 1Michigan State University, East Lansing, MI, 2Syngenta Crop Protection, Greensboro, NC, 3New Mexico State University, Las Cruces, NM, 4Mississippi State University, Mississippi State, MS, 5Monsanto Company, St. Louis, MO, 6NDSU and U. of MN, Fargo, ND, 7University of Guelph, Guelph, ON (168)

 

2:15   Benchmark Study: Four Years Later - Trends in Weed Spectrum and Population Density. Micheal D. Owen*1, Stephen C. Weller2, Bryan G. Young3, David R. Shaw4, David L. Jordan5, Dean Grossnickle1, Philip M. Dixon1, Robert G. Wilson6; 1Iowa State University, Ames, IA, 2Purdue University, West Lafayette, IN, 3Southern Illinois University, Carbondale, IL, 4Mississippi State University, Mississippi State, MS, 5North Carolina State University, Raleigh, NC, 6University of Nebraska-Lincoln, Scottsbluff, NE (169)

 

2:30   Benchmark Study: Efficacy and Economics of Weed Management Tactics of Growers versus University Recommendations. Bryan G. Young*1, Joseph L. Matthews1, David L. Jordan2, Micheal D. Owen3, Philip M. Dixon3, David R. Shaw4, Robert G. Wilson5, William G. Johnson6, Stephen C. Weller6; 1Southern Illinois University, Carbondale, IL, 2North Carolina State University, Raleigh, NC, 3Iowa State University, Ames, IA, 4Mississippi State University, Mississippi State, MS, 5University of Nebraska-Lincoln, Scottsbluff, NE, 6Purdue University, West Lafayette, IN (170)

 

2:45   Utility of the Soybean Micro-rate Program. Rich Zollinger*; North Dakota State University, Fargo, ND (171)

 

3:00   Break

 

3:15   Controlling Glyphosate-resistant Ragweed and Waterhemp with Preemergence Soybean Herbicides having Safety to Sugarbeet in Rotation. Jeff M. Stachler*, John L. Luecke, Jason M. Fisher; NDSU and U. of MN, Fargo, ND (172)

 

3:30   Utilizing Video to Expand Extension Clientele. Douglas E. Shoup*; Kansas State University, Chanute, KS (173)

 

3:45   Business Meeting




WEDNESDAY  AFTERNOON    DECEMBER 15

What's New in Industry

LOCATION:   Thoroughbred Room 1
TIME:   4:15 PM - 5:30 PM

 

*SPEAKER



THURSDAY  MORNING    DECEMBER 16

2,4-D - Past, Present and Future: Status of One of the World's Most Widely Used Herbicides

LOCATION:   Thoroughbred Room 1
TIME:   8:15 AM - 11:45 AM
CHAIR:   Mark Peterson
    Dow AgroSciences
    West Lafayette, IN
MODERATOR:   Mark Peterson
    Dow AgroSciences
    West Lafayette, IN

 

*SPEAKER

 

8:15   Introduction to the Symposium - 2,4-D - Past, Present, and Future. Status of One of the World's Most Widely Used Herbicides. Mark A. Peterson*; Dow AgroSciences, West Lafayette, IN (174)

 

8:30   Discovery and Evolution of 2,4-D - a Brief History. Cliff Gerwick*; Dow AgroSciences, Indianapolis, IN (175)

 

9:00   Weed Control and Crop Tolerance with 2,4-D - An Overview. Dallas Peterson*; Kansas State University, Manhattan, KS (176)

 

9:30   2,4-D Mode of Action - Recent Advances in Understanding How Auxin Herbicides Work in Plants. Terence A. Walsh*; Dow AgroSciences, Indianapolis, IN (177)

 

10:00   Break

 

10:15   Development of Resistance to the Auxinic Herbicides: Historical Perspectives, Genetics, and Mechanisms of Weed Resistance. Dean E. Riechers*1, Mithila Jugulam2, William G. Johnson3; 1University of Illinois, Urbana, IL, 2University of Guelph, Guelph, ON, 3Purdue University, West Lafayette, IN (178)

 

10:45   2,4-D Public Perceptions - Issues, Challenges, and Realities. Larry Hammond*; 2,4-D Task Force, Indianapolis, IN (179)

 

11:15   Future of 2,4-D - New Uses and New Technologies. David M. Simpson*; Dow AgroSciences, Indianapolis, IN (180)

 

11:30   Discussion




THURSDAY  MORNING    DECEMBER 16

Equipment and Application Methods Papers

LOCATION:   Thoroughbred Room 2
TIME:   8:30 AM - 11:45 AM

 

*SPEAKER

 

8:30   Spray Quality Affects Herbicide Efficacy. Kirk A. Howatt*1, John R. Lukach2; 1North Dakota State University, Fargo, ND, 2North Dakota State University, Langdon, ND (181)

 

8:45   The Effect of Adjuvant, Nozzle Type, Droplet Size, and Spray Volume on Postemergence Weed Control Using Ignite. Robert E. Wolf*, Dallas Peterson; Kansas State University, Manhattan, KS (182)

 

9:00   The Effect of Nozzle Type, Pressure, and a Drift Reduction/Deposition Aid Product on Postemergence Weed Control with a Dicamba/Glyphosate Tank Mixture. Robert E. Wolf*1, Scott Bretthaurer2; 1Kansas State University, Manhattan, KS, 2University of Illinois, Urbana, IL (183)

 

9:15   Spray Drift Minimization Technology. Robert N. Klein*; University of Nebraska, North Platte, NE (184)

 

9:30   Reducing Herbicide Particle Drift with Combinations of Application Equipment and Herbicide Formulation Innovations. Stephen L. Wilson*, Kuide Qin, Brandon Downer; Dow AgroSciences, Indianapolis, IN (185)

 

9:45   Field Methods for Evaluation of Herbicide Volatility. David E. Hillger*1, Patrick L. Havens1, David M. Simpson1, Bo Braxton2; 1Dow AgroSciences, Indianapolis, IN, 2Dow AgroSciences, Travelers Rest, SC (186)

 

10:00   Laboratory Evaluations of New Forms of 2,4-D for Volatility and Potential to Damage Non-Target Plants. David G. Ouse*, Jim M. Gifford, Ayesha A. Ahmed, Curtiss J. Jennings; Dow AgroSciences, Indianapolis, IN (187)

 

10:15   Break

 

10:30   Should Adjuvant Rates be Based on Spray Volume or Area Covered? Kirk A. Howatt*, Rich Zollinger; North Dakota State University, Fargo, ND (188)

 

10:45   Comparing a New Water Conditioner with AMS. Angela J. Kazmierczak*1, Rich Zollinger1, Mark L. Bernards2, Scott Tann3, Howard Stridde3; 1North Dakota State University, Fargo, ND, 2University of Nebraska-Lincoln, Lincoln, NE, 3Huntsman, The Woodlands, TX (189)

 

11:00   Application of Glyphosate Plus Micronutrients. Donald Penner*, Jan Michael; Michigan State University, East Lansing, MI (190)

 

11:15   Development and Performance Comparison of Weed Flaming Equipment. George Gogos*1, Cris Bruening1, Brian D. Neilson1, Santiago M. Ulloa2, Stevan Z. Knezevic2; 1University of Nebraska-Lincoln, Lincoln, NE, 2University of Nebraska-Lincoln, Concord, NE (191)

 

11:30   Business Meeting