PROGRAM

MONDAY  AFTERNOON    MARCH 9

The Use of Available Laboratory Tests to Help Diagnose Suspected Herbicide Problems

LOCATION:   Gallerias
TIME:   12:00 PM - 5:00 PM
CHAIR:   Joseph Yenish
    Dow AgroSciences
    Billings, MT

 

*SPEAKER

 

12:00   Registration for Non-WSWS Members

 

1:00   Welcome and Introductions.

 

1:15   Consulting Ethics; Providing the Best Available Science for Your Clients. Kassim Al-Khatib*; University of California, Davis, CA (1)

 

1:35   Available Laboratory Testing and Techniques to Aid in the Diagnosis of Suspected Herbicide Problems. William T. Cobb*; Cobb Consulting Services, Kennewick, WA (2)

 

2:30   Break

 

2:45   University of California Herbicide Symptoms Website: A New Tool to Investigating Herbicide Damage on Nontarget Plants. Kassim Al-Khatib*; University of California, Davis, CA (3)

 

3:35   Available Laboratory Testing and Techniques to Aid in the Diagnosis of Suspected Herbicide Problems (Continued). William T. Cobb*; Cobb Consulting Services, Kennewick, WA (4)

 

4:15   Laboratory Test Strips for Quick Analysis of Plant Diseases Whose Symptoms May Mimic or Mask Herbicide Symptomology. William T. Cobb*; Cobb Consulting Services, Kennewick, WA (5)

 

4:45   Discussion

 

5:00   Adjourn




TUESDAY  MORNING    MARCH 10

Weeds of Range and Natural Areas

 

*PRESENTER     † STUDENT POSTER CONTEST

 

†Downy Brome Control: Soil Versus Foliar Activity of Imazapic and Tebuthiuron. Kallie C. Kessler*1, Scott J. Nissen2, T. Charles Hicks2; 1Colorado State University, Ft. Collins, CO, 2Colorado State University, Fort Collins, CO (6)

 

Dalmatian Toadflax and Downy Brome Control on Native Colorado Rangeland. Jim Sebastian*1, Derek J. Sebastian2, George Beck2, Scott J. Nissen2; 1Colorado State University, Loveland, CO, 2Colorado State University, Fort Collins, CO (7)

 

†Comparing Indaziflam and Imazapic for Downy Brome and Feral Rye Control in Range and Pasture. Derek J. Sebastian*1, Scott J. Nissen1, Philip Westra2, James R. Sebastian1; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO (8)

 

A Comprehensive Approach for Control of the Annual Grass Ventenata:  An Analysis of Native and Invasive Populations. Fara A. Brummer*1, Rene Sforza2, Steve Novak3, Massimo Cristofaro4, Dorothy Macguire3; 1North Dakota State University, Streeter, ND, 2USDA-ARS, Montpelier, France, 3Boise State University, Boise, ID, 4BBCA, Sacrofano, Italy (9)

 

Buffelgrass Control with Imazapyr: Lessons from the Field. Travis M. Bean*1, William B. McCloskey2; 1University of California, Riverside, Riverside, CA, 2University of Arizona, Tucson, AZ (10)

 

Selective Control of Buckhorn Plantain in Pasture. Ralph E. Whitesides*1, Allan Sulser2, Corey V. Ransom1; 1Utah State University, Logan, UT, 2Utah State University, Heber City, UT (11)

 

Control of Common Bugloss in Non-Crop Areas. Ian C. Burke*, Louise H. Lorent; Washington State University, Pullman, WA (12)

 

Control of Western Juniper with Herbicides 18 Months After Application in Sagebrush Community. Sasha Twelker*1, Gustavo M. Sbatella2; 1Oregon Department of Agriculture, Madras, OR, 2University of Wyoming, Powell, WY (13)

 

Enhancing the Netmap Weed Mapping and Collector App Experience with ARCGIS.COM. Larry W. Lass*, Timothy S. Prather; University of Idaho, Moscow, ID (14)

 

Mapping Invasive Plants Using a Helmet Based Video System. Corey V. Ransom*, Heather E. Olsen; Utah State University, Logan, UT (15)




TUESDAY  MORNING    MARCH 10

Weeds of Horticultural Crops

 

*PRESENTER     † STUDENT POSTER CONTEST

 

†Influence of Weed Species on Thrips and Iris Yellow Spot Virus in Onion. Andrew Swain*, Corey V. Ransom, Diane Alston, Claudia Nischwitz; Utah State University, Logan, UT (16)

 

Can the Application of Micronutrient Solutions Rescue Vegetable Crops from Glyphosate Injury? Lynn M. Sosnoskie*1, Bradley D. Hanson2, Bahar Yildiz Kutman2; 1University of California - Davis, Davis, CA, 2University of California Davis, Davis, CA (17)

 

Effects of Herbicides on Bermudagrass Growth. Cassandra Santos1, Kai Umeda*2; 1University of Arizona Cooperative Extension, Phoenix, AZ, 2University of Arizona, Phoenix, AZ (18)

 

Mechanisms of Resistance to Glyphosate Present in Californian Junglerice Populations. Sarah Morran*1, Marcelo L. Moretti2, Bradley D. Hanson2; 1The University of California, Davis, Davis, CA, 2University of California Davis, Davis, CA (19)

 

Assessing Weed Management Needs and Control Options in Arizona Nurseries. Worku Burayu, Kelly M. Young*; University of Arizona, Phoenix, AZ (20)

 

Dormant Season Weed Control in Established Strawberry. Carl R. Libbey*, Timothy W. Miller; Washington State University, Mount Vernon, WA (21)

 

Irrigation and Residual Weed Control in Melons. Lynn M. Sosnoskie*1, Bradley D. Hanson2, Seth Watkins1; 1University of California - Davis, Davis, CA, 2University of California Davis, Davis, CA (22)

 

Establishment and Detection of the Field Bindweed Moth (Tyta luctuosa) in the Pacific Northwest. Jessica Green*1, Ed Peachey2, Carol Mallory-Smith3, Rick A. Boydston4; 1Oregon State Univeristy, Corvallis, OR, 2Oregon State University, 97331, OR, 3Oregon State University, Corvallis, OR, 4USDA-ARS, Prosser, WA (23)

 

Evaluating Impacts Of Herbicide Resistant GE Cropping Systems On Pollinator Habitat And Nutrition. Ramesh Sagili*1, Ed Peachey2, Sujaya Roa1, LIsa Hooven1; 1Oregon State University, Corvallis, OR, 2Oregon State University, 97331, OR (24)




TUESDAY  MORNING    MARCH 10

Weeds of Agronomic Crops

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Status of Herbicide Resistant Palmer Amaranth in Arizona - 2014. William B. McCloskey*; University of Arizona, Tucson, AZ (25)

 

†Development of a Rapid In Vitro Dose Response Assay for Kochia. Dean Pettinga*1, Philip Westra2, Todd Gaines2; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO (26)

 

Confirmation of Glyphosate-Resistant Kochia in Idaho and Oregon. Don Morishita1, Joel Felix2, Prashant Jha*3, Vipan Kumar3; 1University of Idaho, Kimberly, ID, 2Oregon State University, Ontario, OR, 3Montana State University, Huntley, MT (27)

 

Variable Response of Kochia to Dicamba and Fluroxypyr in Montana. Prashant Jha*, Vipan Kumar, Shane Leland, Charlemagne Alexander Lim; Montana State University, Huntley, MT (28)

 

†Uptake, Translocation and Metabolism of Dicamba in Dicamba-Resistant Kochia from Kansas. Junjun Ou*1, Phillip W. Stahlman2, Mithila Jugulam1; 1Kansas State University, Manhattan, KS, 2Kansas State University, Hays, KS (29)

 

†Effect of Growth Temperature on Dicamba and Glyphosate Efficacy in Kochia. Junjun Ou*, Mithila Jugulam; Kansas State University, Manhattan, KS (30)

 

Survey of Multiple Herbicide-Resistant Kochia in Montana. Charlemagne Alexander A. Lim*, Prashant Jha, Vipan Kumar, Shane Leland; Montana State University, Huntley, MT (31)

 

Effects of Cultivar, Seed Size and Herbicide Placement on Dry Bean response to Flumioxazin. Rick A. Boydston*; USDA-ARS, Prosser, WA (32)

 

†Field Carryover of Pyroxsulam, Sulfosulfuron, and Florasulam to Lentil, Chickpea, Canola, and Barley in the Inland Pacific Northwest. . Alan J. Raeder*1, Joseph P. Yenish2, Ian C. Burke1; 1Washington State University, Pullman, WA, 2Dow AgroSciences, Billings, MT (33)

 

†Burndown of Tetraploid and Diploid Annual Ryegrass Varieties. Robert C. MacPherran*, Andrew G. Hulting, Carol A. Mallory-Smith, Daniel W. Curtis; Oregon State University, Corvallis, OR (34)

 

Italian Ryegrass Fatty Acid Biosynthesis in Response to Flufenacet and Pyroxasulfone. Suphannika Intanon1, Andrew G. Hulting2, Carol Mallory-Smith*2; 1Postdoctoral Scholar, Corvallis, OR, 2Oregon State University, Corvallis, OR (35)

 

†Greenhouse Studies Quantifying Crop Safety of ALS Tank Mixes on 2-Gene Clearfield Wheats. Andrew D. Leggett*, Michael Flowers, Andrew G. Hulting, Carol Mallory-Smith; Oregon State University, Corvallis, OR (36)

 

†Pyroxsulam Resistance in Shepherd’s-Purse. Rachel J. Lindell*, Louise H. Lorent, Ian C. Burke; Washington State University, Pullman, WA (37)

 

Windrow Burning Eliminates Italian Ryegrass Seed Germination. John F. Spring*, Drew J. Lyon; Washington State University, Pullman, WA (38)

 

Wheat Response and Italian Ryegrass Control with Pyroxasulfone Plus Carfentrazone. Traci Rauch*, Joan Campbell; University of Idaho, Moscow, ID (39)

 

Influence of Pyroxasulfone Rate and Application Timing on Downy Brome Control in Clearfield Winter Wheat. Charlemagne Alexander A. Lim*, Prashant Jha, Vipan Kumar, Shane Leland; Montana State University, Huntley, MT (40)

 

Preemergence Weed Control Alternatives in Barley. Brian M. Jenks*; North Dakota State University, Minot, ND (41)

 

How Adjuvants Affect Glufosinate. Jason W. Adams*1, Richard K. Zollinger2; 1North Dakota State University, FARGO, ND, 2NDSU, Fargo, ND (42)

 

Exploring the Potential of Clomazone for Weed Control in Sugarbeets. Gustavo M. Sbatella*1, Andrew R. Kniss2, Lori Howlett3, Robert G. Wilson3; 1University of Wyoming, Powell, WY, 2University of Wyoming, Laramie, WY, 3University of Nebraska, Scottsbluff, NE (43)

 

Tolerance of Popcorn, Sweet Corn and Field Corn Inbreds to Preemergence and Postemergence Bicyclopyrone Containing Herbicide Applications. Peter C. Forster*1, Thomas H. Beckett2, Ryan D. Lins3, Timothy L. Trower4, Gordon Vail5; 1Syngenta Crop Protection, Eaton, CO, 2Syngenta Crop Protection, Greensboro, NC, 3Syngenta, Byron, MN, 4Syngenta Crop Protection, Baraboo, WI, 5Syngenta, Greensboro, NC (44)

 

Tree Nut Weed Control from Penoxsulam + Oxyfluorfen Tank Mixtures. Deborah G. Shatley*1, Byron B. Sleugh2, Alistair H. McKay3, James P. Mueller4, Richard K. Mann5; 1Dow AgroSciences, Lincoln, CA, 2Dow AgroSciences, Fresno, CA, 3Dow AgroSciences, Clovis, CA, 4Dow AgroSciences, Clayton, CA, 5Dow AgroSciences, Indianapolis, IN (45)

 

Observations from Early Unmanned Aerial Systems (UAS) Operations in Cropland. Mike H. Ostlie*; North Dakota State University, Carrington, ND (46)




TUESDAY  MORNING    MARCH 10

Teaching and Technology Transfer

 

*PRESENTER



TUESDAY  MORNING    MARCH 10

Basic Biology and Ecology

 

*PRESENTER     † STUDENT POSTER CONTEST

 

†Salinity Responses of Three Invasive Lepidium Species. Triston N. Hooks*; New Mexico State University, Las Cruces, NM (47)

 

†Effects of Soil pH on Establishment and Growth of Scouringrush. Blake D. Kerbs*, Andrew G. Hulting, Carol Mallory-Smith; Oregon State University, Corvallis, OR (48)

 

Weed Seed Predation Dynamics in No-Till and Tilled Organic Wheat. Greta Gramig*1, Patrick Carr2; 1North Dakota State University, Fargo, ND, 2North Dakota State University, Dickinson, ND (49)

 

†Impact of Seed Burial Depth on Radish Seedling Emergence. Gabriel Flick*, Carol Mallory-Smith; Oregon State University, Corvallis, OR (50)

 

†Planting Date Effect on Winter Forage Crops for Supplemental Cornstalk Grazing. Jenna Meeks*1, Andrew R. Kniss2, Brian A. Mealor2; 1University of Wyoming, Lingle, WY, 2University of Wyoming, Laramie, WY (51)

 

The Environmental Impact Quotient (EIQ) Should Not Be Used to Compare Herbicides. Andrew R. Kniss*, Carl W. Coburn; University of Wyoming, Laramie, WY (52)

 

†Green Ash and Honey Locust Response to Aminocyclopyrachlor. Curtis M. Hildebrandt*1, Scott J. Nissen1, Philip Westra2; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO (53)

 

†Variation in Phenology of Downy Brome. Nevin Lawrence*, Ian C. Burke; Washington State University, Pullman, WA (54)

 

Does Biodiversity Affect Weed Seed Predation in Wyoming Dryland Farming Systems? Randa Jabbour*; University of Wyoming, Laramie, WY (55)

 

†Population Genetics of Glyphosate-Resistant Palmer Amaranth. Anita Kuepper*1, William McCloskey2, Eric L. Patterson1, Scott J. Nissen1, Todd Gaines3; 1Colorado State University, Fort Collins, CO, 2University of Arizona, Tucson, AZ, 3Colorado State University, Ft. Collins, CO (56)

 

†Weeds as Alternate Hosts for Brassica spp. Diseases. Briana Claassen*, Carol Mallory-Smith, Cynthia Ocamb; Oregon State University, Corvallis, OR (57)

 

Description of New 2,4-D and Dicamba Acid Formulations. Jim Daniel*1, Scott K. Parrish2, Philip Westra3; 1Agricultura Consultant, Keenesburg, CO, 2AgraSyst Inc, Spokane, WA, 3Colorado State University, Ft. Collins, CO (58)

 

†Effects of Hypoxia on Roughstalk Bluegrass Growth and Development. Mingyang Liu*, Andrew G. Hulting, Carol Mallory-Smith; Oregon State University, Corvallis, OR (59)




TUESDAY  MORNING    MARCH 10

General Session

LOCATION:   Grand Ballroom I
TIME:   9:30 AM - 12:00 PM
CHAIR:   Joseph Yenish
    Dow AgroSciences
    Billings, MT
MODERATOR:   Joe Yenish
    Dow AgroSciences
    Billings, MT

 

*SPEAKER

 

9:30   Introduction. Joe Yenish*; Dow AgroSciences, Billings, MT (60)

 

9:40   Presidential Address. Drew J. Lyon*; Washington State University, Pullman, WA (61)

 

10:00   Washington Update. Lee V. Van Wychen*; Weed Science Society of America, Alexandria, VA (62)

 

10:15   Working as the WSSA Liaison to EPA:  Some Impressions and Experiences. Michael Barrett*; University of Kentucky, Lexington, KY (63)

 

10:35   The Pacific Northwest Wine Industry:  Less Than 30 Years From Infancy to Maturity, Growing Pains Not Withstanding. Joan R. Davenport*; Washington State University, Prosser, WA (64)

 

11:15   From Crops to Rocks:  Reducing Input Costs and Improving Yields with Robotic Aircraft. Bret Chilcott*; AgEagle, Neodesha, KS (65)

 

11:55   Adjourn




TUESDAY  AFTERNOON    MARCH 10

Weeds of Range and Natural Areas

LOCATION:   Parlors
TIME:   1:30 PM - 4:45 PM
CHAIR:   Jane Mangold
    Montana State University
    Bozeman, MT
CHAIR-ELECT:   James Leary
    University of Hawaii at Manoa
    Kula, HI
MODERATOR:   Jane Mangold
    Montana State University
    Bozeman, MT

 

*SPEAKER     † STUDENT CONTEST

 

1:30   The Effect of Habitat, Seedbank and Clipping on the Dominance of Medusahead. Elise S. Gornish*; University of California, Davis, Davis, CA (66)

 

1:45   †Statewide Prioritization of Downy Brome Infestations in Wyoming. Brian A. Mealor, Cara E. Noseworthy*; University of Wyoming, Laramie, WY (67)

 

2:00   Medusahead Control Efficacy Dependant on Herbicide and Timing. Heather E. Olsen*, Corey V. Ransom, Ralph E. Whitesides; Utah State University, Logan, UT (68)

 

2:15   †Long Term Response of Downy Brome to Multi-Year Management. Trevor M. Peterson*1, Heather E. Olsen2, Corey V. Ransom2; 1Utah State Univeristy, Logan, UT, 2Utah State University, Logan, UT (69)

 

2:30   How Historical Information Helps Trace the Invasion of a Weed:  A Case Study with Ventenata. Dorothy Macguire*1, Steve Novak1, Fara Brummer2, Massimo Cristofaro3, Rene Sforza4; 1Boise State University, Boise, ID, 2North Dakota State University, Streeter, ND, 3BBCA, Sacrofano, Italy, 4USDA-ARS, Montpelier, France (70)

 

2:45   †Improving Reclamation Success Through Weed Management and Seeded Species Selection. Beth Fowers*, Brian A. Mealor; University of Wyoming, Laramie, WY (71)

 

3:00   Break

 

3:15   Two-Year Survival and Growth Responses of Planted Douglas-Fir to Logging Debris and Herbicide Combinations. Timothy B. Harrington*1, David H. Peter2, Robert A. Slesak3; 1USDA Forest Service, Olympia, WA, 2U.S. Forest Service, PNW Research Station, Olympia, WA, 3University of Minnesota, Minneapolis, MN (72)

 

3:30   Efficacy of Undiluted Herbicide Injections on Tropical Woody Species in Hawaii. James Leary*1, Jane Beachy2, Julia Gustine2; 1University of Hawaii at Manoa, Kula, HI, 2Pacific Cooperative Studies Unit, Honolulu, HI (73)

 

3:45   Japanese Knotweed Congener Stand Reduction Following Mid-Season Herbicide Treatments - Year One. Andrew Z. Skibo*1, Mark J. VanGessel2, Michael Yost3; 1SePRO Corporation, Fort Collins, CO, 2University of Delaware, Georgetown, DE, 3Environmental Planner, DNREC, Dover, DE (74)

 

4:00   Spectrum and Effficacy of Carfentrazone-ethyl for Aquatic and Riparian Use Patterns. Andrew Z. Skibo*1, Ben Willis2; 1SePRO Corporation, Fort Collins, CO, 2Aquatic Research Technician, Whitakers, NC (75)

 

4:15   Penoxsulam + Oxyfluorfen for Site Preparation and Conifer Release Applications in Forestry. Vanelle F. Peterson*1, Ed Fredrickson2, Richard K. Mann3; 1Dow AgroSciences, Fort Collins, CO, 2Thunder Road Resources, Redding, CA, 3Dow AgroSciences, Indianapolis, IN (76)

 

4:30   Penoxsulam + Oxyfluorfen Use in Western Non-Crop Vegetation Management. Byron B. Sleugh*1, Vanelle F. Peterson2, Scott Flynn3, Richard K. Mann4; 1Dow AgroSciences, Fresno, CA, 2Dow AgroSciences, Fort Collins, CO, 3Dow AgroSciences, Lee's Summit, MO, 4Dow AgroSciences, Indianapolis, IN (77)

 

4:45   Adjourn




TUESDAY  AFTERNOON    MARCH 10

Weeds of Horticultural Crops

LOCATION:   Galleria South
TIME:   1:30 PM - 4:45 PM
CHAIR:   Ed Peachey
    Oregon State University
    97331, OR
MODERATOR:   Ed Peachey
    Oregon State University
    97331, OR

 

*SPEAKER     † STUDENT CONTEST

 

1:30   Topramezone Weed Control Efficacy and Safety in Warm- and Cool-Season Turfgrasses. Kai Umeda*; University of Arizona, Phoenix, AZ (78)

 

1:45   Utilizing Linuron Tank Mixtures in Russet Burbank Potato Production. Andy Robinson*; North Dakota State University / University of Minnesota, Fargo, ND (79)

 

2:00   New and Not-So-New Linuron Tank Mixtures for Weed Control in Potatoes. Pamela Hutchinson*, Brent R. Beutler, Celestina Miera; University of Idaho, Aberdeen, ID (80)

 

2:15   New Preemergence Herbicide Tankmixes that Include Pyroxasulfone and Fomesafen for Weed Control in Pacific Northwest Potatoes. Joel Felix*1, Rick A. Boydston2, Pamela Hutchinson3; 1Oregon State University, Ontario, OR, 2USDA-ARS, Prosser, WA, 3University of Idaho, Aberdeen, ID (81)

 

2:30   Efficacy of Long-Term, Preemergence Herbicide Treatments in Arizona Nut Crops. William B. McCloskey*; University of Arizona, Tucson, AZ (82)

 

2:45   Penoxsulam + Oxyfluorfen for Weed Management in Western Pecans. Jesse M. Richardson*1, William B. McCloskey2, Jamshid Ashigh3, Richard K. Mann4; 1Dow AgroSciences, Hesperia, CA, 2University of Arizona, Tucson, AZ, 3Dow AgroSciences, London, ON, 4Dow AgroSciences, Indianapolis, IN (83)

 

3:00   Break

 

3:15   Testing Several New Herbicides for Weed Control in Beet Seed Production. Timothy W. Miller*, Carl R. Libbey; Washington State University, Mount Vernon, WA (84)

 

3:30   †Mechanism of Glyphosate and Paraquat Resistance in Conyza Species. Marcelo L. Moretti*, Bradley D. Hanson; University of California Davis, Davis, CA (85)

 

3:45   Advances in Weed Management in Edamame. Martin M. Williams II*; USDA-ARS, Urbana, IL (86)

 

4:00   †Using Cover Crops for Weed Management in Tulip Production. Yushan Duan*1, Carl R. Libbey2, Timothy W. Miller2; 1Grad Student, Pullman, WA, 2Washington State University, Mount Vernon, WA (87)

 

4:15   Field Bindweed Control in Small Fruits with Quinclorac. Ed Peachey*1, Jessica Green2; 1Oregon State University, 97331, OR, 2Oregon State Univeristy, Corvallis, OR (88)

 

4:30   †Absorption and Translocation of Glyphosate in Gala Apple on M9 Rootstock.  . Alan J. Raeder*, Ian C. Burke; Washington State University, Pullman, WA (89)

 

4:45   Adjourn




TUESDAY  AFTERNOON    MARCH 10

Weeds of Agronomic Crops

LOCATION:   Galleria North
TIME:   1:30 PM - 4:30 PM
CHAIR:   Prashant Jha
    Montana State University
    Huntley, MT
MODERATOR:   Prashant Jha
    Montana State University
    Huntley, MT

 

*SPEAKER     † STUDENT CONTEST

 

1:30   Expanding Distribution of Glyphosate-Resistant Palmer Amaranth in Kansas. Phillip W. Stahlman*1, Jennifer Jester1, Amar S. Godar2, Mithila Jugulam2, Dallas E. Peterson2, Curtis R. Thompson2, Randall S. Currie3; 1Kansas State University, Hays, KS, 2Kansas State University, Manhattan, KS, 3Kansas State University, Garden City, KS (90)

 

1:45   †Molecular Basis of Glyphosate Resistance and the Rapid Necrosis Response in Giant Ragweed. Christopher R. Van Horn*1, Philip Westra2; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO (91)

 

2:00   Glufosinate Efficacy with Tank-Mix Partners and Droplet Size. Kirk A. Howatt*, Richard K. Zollinger; NDSU, Fargo, ND (92)

 

2:15   †Glyphosate-Resistant Kochia Management in Canola. Eric P. Westra*1, Scott J. Nissen1, Andrew R. Kniss2, Todd A. Gaines1; 1Colorado State University, Fort Collins, CO, 2University of Wyoming, Laramie, WY (93)

 

2:30   Kochia Control Strategies. Phillip W. Stahlman*, Jennifer Jester, David A. Brachtenbach; Kansas State University, Hays, KS (94)

 

2:45   †Correlation of EPSPS Gene Amplification with Resistance Level and Fitness of Glyphosate-Resistant Kochia. Vipan Kumar*1, Prashant Jha1, Shane Leland1, Charlemagne Alexander A. Lim2, Swayamdipta Misra3; 1Montana State University, Huntley, MT, 2Monatana State University, Huntley, MT, 3University of Georgia, Athens, GA (95)

 

3:00   Break

 

3:15   †Impacts of Environmental and Biological Stressors on the Demography of Multiple Herbicide Resistant Wild Oat in Montana. Erin Burns*, Barb K. Keith, Erik Lehnhoff, William E. Dyer, Fabian D. Menalled; Montana State University, Bozeman, MT (96)

 

3:30   Sustaining Herbicide Efficacy: Preventing the Distribution of Multiple Resistant Italian Ryegrass Seed During Winter Wheat Harvest by Removal/Destruction of Chaff. Kyle C. Roerig*, Andrew G. Hulting, Daniel W. Curtis, Carol Mallory-Smith; Oregon State University, Corvallis, OR (97)

 

3:45   †The Potential for Harvest Weed Seed Control on the Canadian Prairies. Breanne Tidemann*1, K. Neil Harker2, Linda Hall1; 1University of Alberta, Edmonton, AB, 2Agriculture and Agri-Food Canada, Lacombe, AB (98)

 

4:00   Winter wheat and Italian Ryegrass Response to Fall and Spring Applications of Pyroxasulfone. Ian C. Burke*, Louise H. Lorent; Washington State University, Pullman, WA (99)

 

4:15   Weed Control and Crop Injury Studies with Saflufenacil in California Alfalfa. Steve B. Orloff*1, Mick Canevari2; 1University of California, Yreka, CA, 2University of California, Stockton, CA (100)

 

4:30   Adjourn




WEDNESDAY  MORNING    MARCH 11

Weeds of Range and Natural Areas

LOCATION:   Parlors
TIME:   9:45 AM - 11:30 AM
CHAIR:   Jane Mangold
    Montana State University
    Bozeman, MT
CHAIR-ELECT:   James Leary
    University of Hawaii at Manoa
    Kula, HI
MODERATOR:   Jane Mangold
    Montana State University
    Bozeman, MT

 

*SPEAKER     † STUDENT CONTEST

 

9:45   †A Novel Method for Removing Downy Brome Contaminants from Reclamation Seed. William C. Rose*, Brian A. Mealor, Andrew R. Kniss; University of Wyoming, Laramie, WY (101)

 

10:00   Effect of Russian Olive Seed Burial Depth on Seedling Emergence and Seed Viability. Roger Hybner*; USDA-NRCS, Bridger, MT (102)

 

10:15   †Targeted Grazing and Herbicide for Dalmatian Toadflax and Geyer Larkspur Management. Julia M. Workman*, Brian A. Mealor; University of Wyoming, Laramie, WY (103)

 

10:30   Direct and Indirect Impacts of Invasive Plants to Wildlife. Shawna L. Bautista*; US Forest Service, Portland, OR (104)

 

10:45   †Evaluating Multi-Species Targeted Grazing for Downy Brome Control. Brian A. Mealor, Cara E. Noseworthy*; University of Wyoming, Laramie, WY (105)

 

11:00   Impact of Spotted Knapweed on Pollination Services to and Reproduction of a Co-Flowering Native Plant. Christina Herron-Sweet, Jane Mangold*, Erik Lehnhoff, Laura Burkle, Jeff Littlefield; Montana State University, Bozeman, MT (106)

 

11:15   †Evaluating Direct Herbicide Impacts on Desirable Species Used in Reclamation. Beth Fowers*, Brian A. Mealor; University of Wyoming, Laramie, WY (107)

 

11:30   Adjourn




WEDNESDAY  MORNING    MARCH 11

Weeds of Agronomic Crops

LOCATION:   Galleria North
TIME:   9:45 AM - 11:30 AM
CHAIR:   Prashant Jha
    Montana State University
    Huntley, MT
MODERATOR:   Prashant Jha
    Montana State University
    Huntley, MT

 

*SPEAKER     † STUDENT CONTEST

 

9:45   †Tillage, Irrigation, and Nitrogen Effects on Weeds in Sugar Beets. Kelli M. Belmont*, Don Morishita, Kyle G. Frandsen; University of Idaho, Kimberly, ID (108)

 

10:00   Grass Weed Control with Rimsulfuron in Cool Season Grasses Grown for Seed. Daniel W. Curtis*, Kyle C. Roerig, Andrew G. Hulting, Carol Mallory-Smith; Oregon State University, Corvallis, OR (109)

 

10:15   †The Effects of Simulated Weed Canopies on Sugarbeet Growth. Thomas J. Schambow*, Andrew R. Kniss; University of Wyoming, Laramie, WY (110)

 

10:30   Utilizing Winter Rye for Weed Suppression in Soybeans. Mike H. Ostlie*, Steve Zwinger; North Dakota State University, Carrington, ND (111)

 

10:45   †Residual Corn Herbicide Effects on Fall Cover Crop Establishment. Jenna Meeks*1, Andrew R. Kniss2; 1University of Wyoming, Lingle, WY, 2University of Wyoming, Laramie, WY (112)

 

11:00   Postemergence Herbicide Control of Canada Thistle in Corn. Gregory J. Endres*; NDSU, Carrington, ND (113)

 

11:15   †Dry Bean Growth and Development in Reduced Tillage Systems. Clint W. Beiermann*, Andrew R. Kniss, David A. Claypool; University of Wyoming, Laramie, WY (114)

 

11:30   Adjourn




WEDNESDAY  MORNING    MARCH 11

Education and Regulatory

LOCATION:   Galleria South
TIME:   9:45 AM - 11:30 AM
CHAIR:   Kirk Howatt
    NDSU
    Fargo, ND
CHAIR-ELECT:   Brian Jenks
    North Dakota State University
    Minot, ND
MODERATOR:   Kirk Howatt
    NDSU
    Fargo, ND

 

*SPEAKER

 

9:45   Quantifying Outcomes of a FIFRA 24c SLN Herbicide through the Adoption of Herbicide Ballistic Technology. James Leary*; University of Hawaii at Manoa, Kula, HI (115)

 

10:00   A Tool You Can Use: The National Pesticide Information Center at Oregon State University. Kaci J. Buhl*; Oregon State University, Corvallis, OR (116)

 

10:15   Discussion

 

11:30   Adjourn




WEDNESDAY  MORNING    MARCH 11

Awards Luncheon

LOCATION:   Grand Ballroom I
TIME:   11:45 AM - 1:30 PM

 





WEDNESDAY  AFTERNOON    MARCH 11

Weeds of Agronomic Crops

LOCATION:   Galleria North
TIME:   2:00 PM - 3:00 PM
CHAIR:   Prashant Jha
    Montana State University
    Huntley, MT
MODERATOR:   Prashant Jha
    Montana State University
    Huntley, MT

 

*SPEAKER     † STUDENT CONTEST



WEDNESDAY  AFTERNOON    MARCH 11

Teaching and Technology Transfer

LOCATION:   Galleria South
TIME:   2:00 PM - 4:45 PM
CHAIR:   Byron Sleugh
    Dow AgroSciences
    Clovis, CA
CHAIR-ELECT:   Jenna Meeks
    University of Wyoming
    Lingle, WY
MODERATOR:   Byron Sleugh
    Dow AgroSciences
    Clovis, CA

 

*SPEAKER

 

2:00   Weeds: Up Close and Personal. Robert F. Norris*; University of California, Davis, CA (117)

 

2:15   Spray Particle Sizes for Increased Pesticide Efficacy and Spray Drift Management. Robert N. Klein*; University of Nebraska, North Platte, NE (118)

 

2:30   Multi-Species Herbicide Screens:  A Framework for Teaching Herbicide Mode of Action Principles and Product Discovery. Andrew G. Hulting*, Daniel W. Curtis, Kyle C. Roerig, Carol A. Mallory-Smith; Oregon State University, Corvallis, OR (119)

 

2:45   Rstats4ag.org - A New Website to Help Agricultural Researchers Learn R. Andrew R. Kniss*1, Jens C. Streibig2; 1University of Wyoming, Laramie, WY, 2University of Copenhagen, Copenhagen, Denmark (120)

 

3:00   Break

 

3:15   Discussion

 

4:45   Adjourn




WEDNESDAY  AFTERNOON    MARCH 11

Basic Biology and Ecology

LOCATION:   Parlors
TIME:   2:00 PM - 4:45 PM
CHAIR:   Ian Burke
    Washington State University
    Pullman, WA
CHAIR-ELECT:   Todd Gaines
    Colorado State University
    Fort Collins, CO
MODERATOR:   Ian Burke
    Washington State University
    Pullman, WA

 

*SPEAKER     † STUDENT CONTEST

 

2:00   †Genetic Variation of Downy Brome from Small Grain Production fields in the Pacific Northwest. Nevin Lawrence*, Ian C. Burke; Washington State University, Pullman, WA (121)

 

2:15   Tritrophic Relationships at Crop Boundaries: Can Smooth Brome Serve as a Trapcrop for a Wheat Insect Pest? Tracy M. Sterling*1, Ryan Bixenmann2, Barb K. Keith1, David K. Weaver1; 1Montana State University, Bozeman, MT, 2National Science Foundation, DC, DC (122)

 

2:30   Giant Reed is an Alternate Host for Barley Yellow Dwarf Virus. Laura L. Ingwell1, Robert S. Zemetra2, Carol Mallory-Smith*2, Nilsa A. Bosque-Perez3; 1Purdue University, West Lafayette, IN, 2Oregon State University, Corvallis, OR, 3University of Idaho, Moscow, ID (123)

 

2:45   †The Influence of Experimental Methods on R:S Ratio in Herbicide Resistance Studies. Carl W. Coburn*, Andrew R. Kniss; University of Wyoming, Laramie, WY (124)

 

3:00   Break

 

3:15   The History and Status of Herbicide Resistance in Kochia in North America. Philip Westra*1, Phillip W. Stahlman2, Mithila Jugulam3, Todd Gaines1; 1Colorado State University, Ft. Collins, CO, 2Kansas State University, Hays, KS, 3Kansas State University, Manhattan, KS (125)

 

3:30   Genomic Variability in Kochia and its Potential Impact on Weediness. Eric L. Patterson*1, Philip Westra2, Patrick Tranel3, Suzanne Royer1, Todd Gaines2; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO, 3University of Illinois, Urbana, IL (126)

 

3:45   EPSPS Gene Amplification in Kochia from Sugar Beet Fields. Todd A. Gaines*1, Abigail Barker1, Eric L. Patterson1, Philip Westra2, Scott J. Nissen1, Robert G. Wilson3, Andrew R. Kniss4; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO, 3University of Nebraska, Scottsbluff, NE, 4University of Wyoming, Laramie, WY (127)

 

4:00   Evaluating Bare Ground Herbicide Treatments for Kochia, Field Bindweed, and Downy Brome Control. Derek J. Sebastian*1, Scott J. Nissen1, Philip Westra2, James R. Sebastian1, Bobby Goeman3; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO, 3Larimer County Weed District, Fort Collins, CO (128)

 

4:15   Influence of Irrigation Timing on Disturbance-Induced Reductions in Soil Seedbank Density. Brian J. Schutte*, Nina Klypina; New Mexico State University, Las Cruces, NM (129)

 

4:30   Evaluation of Physical Drift and Vapor Drift of Several Dicamba and 2,4-D Formulations and the Impact of Volatility Reduction Adjuvants. Scott K. Parrish*1, Philip Westra2, Jim Daniel3; 1AgraSyst Inc, Spokane, WA, 2Colorado State University, Ft. Collins, CO, 3Agricultura Consultant, Keenesburg, CO (130)

 

4:45   Adjourn




WEDNESDAY  AFTERNOON    MARCH 11

Weeds of Horticultural Crops

LOCATION:   Galleria North
TIME:   3:15 PM - 4:45 PM
CHAIR:   Ed Peachey
    Oregon State University
    97331, OR
MODERATOR:   Ed Peachey
    Oregon State University
    97331, OR

 

*SPEAKER     † STUDENT CONTEST



WEDNESDAY  AFTERNOON    MARCH 11

What's New In Industry

LOCATION:   Galleria North
TIME:   5:00 PM - 6:00 PM

 





THURSDAY  MORNING    MARCH 12

Business Breakfast

LOCATION:   Grand Ballroom I
TIME:   6:30 AM - 9:15 AM

 





THURSDAY  MORNING    MARCH 12

Weeds of Range and Natural Areas

LOCATION:   Galleria South
TIME:   9:30 AM - 11:00 AM
CHAIR:   Jane Mangold
    Montana State University
    Bozeman, MT
CHAIR-ELECT:   James Leary
    University of Hawaii at Manoa
    Kula, HI
MODERATOR:   Jane Mangold
    Montana State University
    Bozeman, MT

 

*SPEAKER     † STUDENT CONTEST



THURSDAY  MORNING    MARCH 12

Weeds of Agronomic Crops

LOCATION:   Galleria North
TIME:   9:30 AM - 11:00 AM
CHAIR:   Prashant Jha
    Montana State University
    Huntley, MT
MODERATOR:   Prashant Jha
    Montana State University
    Huntley, MT

 

*SPEAKER     † STUDENT CONTEST

 

9:30   Crop Safety and Efficacy of Thiencarbazone-methyl plus Broadleaf Herbicides in Wheat. Dean W. Maruska*1, Steven R. King2, Kevin B. Thorsness3, Michael C. Smith4, Charlie P. Hicks5, George S. Simkins6, Mark A. Wrucke7; 1Bayer CropScience, Warren, MN, 2Bayer CropScience, Research Triangle Park, NC, 3Bayer CropScience, Fargo, ND, 4Bayer CropScience, Sabin, MN, 5Bayer CropScience, Fort Collins, CO, 6Bayer CropScience, St. Paul, MN, 7Bayer CropScience, Farmington, MN (131)

 

9:45   A New Pyroxsulam + Fluroxypyr + Clopyralid Premix Formulation for Broad Spectrum Weed Control in Wheat. Joseph P. Yenish*1, Patricia Prasifka2, Michael Moechnig3, Roger E. Gast4; 1Dow AgroSciences, Billings, MT, 2Dow AgroSciences, West Fargo, ND, 3Dow AgroSciences, Toronto, SD, 4Dow AgroSciences, Indianapolis, IN (132)

 

10:00   Halauxifen methyl + Florasulam: a New Multi-Mode of Action Herbicide for Broadleaf Weed Control in Cereal Crops. Daniel Chad Cummings*1, Roger E. Gast2, Robert A. Haygood3, Larry C. Walton4; 1Dow AgroSciences LLC, Perry, OK, 2Dow AgroSciences, Indianapolis, IN, 3Dow AgroSciences LLC, Collierville, TN, 4Dow AgroSciences LLC, Tupelo, MS (133)

 

10:15   Evaluation of Saflufenacil for Use in Dormant Season Alfalfa. Kyle E. Keller*1, Mark Oostlander1, Sanjeev Bangarwa2, Dawn Brunmeier3; 1BASF, Research Triangle Park, NC, 2BASF, Fresno, CA, 3BASF, Stockton, CA (134)

 

10:30   New and Improved Three Pound Clethodim Formulation Performance. Rodney V. Tocco Jr.*1, Greg K. Dahl2, Laura J. Hennemann2, Joe V. Gednalske2, Eric P. Spandl1, Lillian C. Magidow2, Jo A. Gillilan3, Andrea C. Clark2; 1Winfield Solutions LLC, Shoreview, MN, 2Winfield Solutions LLC, River Falls, WI, 3Winfield Solutions LLC, Nashville, TN (135)

 

10:45   Acuron Herbicide:  Preemergence Weed Control and Corn Safety. Stephen M. Schraer*1, Scott E. Cully2, Ryan D. Lins3, Monika Saini4, Gordon Vail4; 1Syngenta, Meridian, ID, 2Syngenta, Marion, IL, 3Syngenta, Byron, MN, 4Syngenta, Greensboro, NC (136)

 

11:00   Adjourn




THURSDAY  MORNING    MARCH 12

Basic Biology and Ecology

LOCATION:   Parlors
TIME:   9:30 AM - 11:30 AM
CHAIR:   Ian Burke
    Washington State University
    Pullman, WA
CHAIR-ELECT:   Todd Gaines
    Colorado State University
    Fort Collins, CO
MODERATOR:   Ian Burke
    Washington State University
    Pullman, WA

 

*SPEAKER     † STUDENT CONTEST

 

9:30   Can Foliar Fertilizer Applications Prevent Glyphosate Drift Injury in Almond? Bahar Yildiz Kutman*, Bradley D. Hanson; University of California Davis, Davis, CA (137)

 

9:45   Examining the Impact of Endophtyic Communities on Competition and Demography of the Invasive Annual Grass Ventenata. Nicholas A. Norton*; University of Idaho, Moscow, ID (138)

 

10:00   Effects of Clearcutting, Debris Treatments and Vegetation Control by Herbicide on the Composition and Diversity of a Western Washington Plant Community. David H. Peter*1, Timothy B. Harrington2; 1U.S. Forest Service, PNW Research Station, Olympia, WA, 2USDA Forest Service, Olympia, WA (139)

 

10:15   Moose Winter Damage to Native Trees and Shrubs in Relation to the Relative Abundance of Non-Native Chokecherry Trees. Gino Graziano*; University of Alaska Fairbanks, Anchorage, AK (140)

 

10:30   Discussion

 

11:30   Adjourn