PROGRAM

TUESDAY  MORNING    MARCH 8

POSTER SESSION

LOCATION:   Salon I and II
TIME:   7:45 AM - 9:15 AM
CHAIR:   Vanelle Peterson
    Dow AgroSciences
    Mulino, OR
MODERATOR:   Vanelle Peterson
    Dow AgroSciences
    Mulino, OR

 





TUESDAY  MORNING    MARCH 8

Weeds of Range and Natural Areas

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Arrowweed (Pluchea sericea) Management in Arizona Irrigation Districts. William B. McCloskey*1, Vanelle F. Peterson2; 1University of Arizona, Tucson, AZ, 2Dow AgroSciences, Mulino, OR

 

†Weed Control in Switchgrass (Panicum virgatum L.) Used for Biofuel Production. Cassandra Setter*, Rodney G. Lym; North Dakota State University, Fargo, ND (1)

 

†Distribution and Frequency of Weeds along Roads and Trails in Northern Utah Forests. Heather Elwood*1, Corey V. Ransom1, Kimberly Edvarchuk1, Michael Duncan2; 1Utah State University, Logan, UT, 2USDA-Forest Service, Ogden, UT (2)

 

†A Re-Inventory of Invasive Plants in Dinosaur National Monument to Assess Effectiveness of Weed Management Efforts. Katie Stoker*, Corey V. Ransom, Kimberly Edvarchuk; Utah State University, Logan, UT (3)

 

Invasive Plant Species Management with Geospatial Technologies and Computational Science. Stephen L. Young*1, Qingfeng (Gene) Guan2, Sunil Narumalani3; 1University of Nebraska-Lincoln, North Platte, NE, 2Univeristy of Nebraska-Lincoln, Lincoln, NE, 3University of Nebraska-Lincoln, Lincoln, NE (4)

 

Native Species Establishment on Russian Knapweed Infested Rangeland Following Pre-Plant Herbicides Applications. James R. Sebastian*1, K. George Beck2, Scott Nissen3, Derek Sebastian4, Sam Rodgers5; 1CSU, Loveland, CO, 2Colorado State University, Ft. Collins, CO, 3Colorado State University, Fort Collins, CO, 4Creighton University, Omaha, CO, 5University of Colorado, Boulder, CO (5)

 

The Challenges of Predicting Leafy Spurge Dispersal with Plant Community Susceptibility in Areas of High Human Activity. Larry W. Lass*, Timothy Prather; University of Idaho, Moscow, ID (6)

 

Control of Leafy Spurge with Imazapic and Saflufenacil Applied in Spring. Stevan Knezevic1, Avishek Datta1, Ryan Rapp1, Jon Scott1, Brian Mealor2, Rodney Lym3, George Beck4, Leo Charvat*5, Joseph Zawierucha6; 1University of Nebraska, Concord, NE, 2University of Wyoming, Laramie, WY, 3North Dakota State University, Fargo, ND, 4Colorado State University, Ft. Collins, CO, 5BASF Corporation, Lincoln, NE, 6BASF Corporation, RTP, NC (7)

 

Timing of Low Rates of Glyphosate for Control of Medusahead in Sagebrush Scrub. Guy B. Kyser*1, J. Earl Creech2, Joseph M. DiTomaso1; 1University of California, Davis, CA, 2Utah State University, Logan, UT (8)

 

Efficacy of Imazapic and Glyphosate for Pre- and Post-emergence Control of Buffelgrass. Travis M. Bean*, William B. McCloskey, Casady Grant; University of Arizona, Tucson, AZ (9)

 

†Imazapic: A Process-based Tool for Post-fire Restoration of Bromus tectorum Infested Plant Communities? Marques D. Munis*, Cynthia S. Brown, Roy Roath, Michael Coughenour, Mark Paschke; Colorado State University, Fort Collins, CO (10)

 

Five Years Annual Grass Efficacy Evaluations Using Rimsulfuron and Sulfometuron-methyl plus Chlorsulfuron in the Intermountain Area. Jim T. Daniel*1, K. George Beck2, James R. Sebastian3, John D. Cantlon4, Ronnie G. Turner5; 1Self, Keenesburg, CO, 2Colorado State University, Ft. Collins, CO, 3CSU, Loveland, CO, 4DuPont Land management, Lakewood, CO, 5DuPont Land Management, Lakewood, CO (11)

 

†Effects of Native Cover Crop, Introduced Weevil Herbivory, and Soil Nutrients on Canada Thistle (Cirsium arvense L.). Erin E. Burns*, Greta Gramig, Deirdre A. Prischmann-Voldseth; North Dakota State University, Fargo, ND (12)

 

†Control of Tall Larkspur (Delphinium occidentale)with Aminocyclopyrachlor. Brandon J. Greet*, Brian Mealor, Andrew R. Kniss; University of Wyoming, Laramie, WY (13)

 

†Russian Knapweed Response to Goat Grazing and Aminopyralid. Clarke G. Alder*, Corey V. Ransom; Utah State University, Logan, UT (14)

 

†Seedling Response of 27 Native Species and 2 Exotic Weeds to Aminocyclopyrachlor. Holden J. Hergert*, Brian Mealor, Rachel D. Mealor, Andrew R. Kniss; University of Wyoming, Laramie, WY (15)

 

†Development of Novel Chloroplast Markers for Yellow Toadflax (Linaria vulgaris) and Dalmatian Toadflax (Linaria dalmatica). Andrew s. Boswell*1, Sarah m. Ward2; 1Colorado State University, Greeley, CO, 2Colorado State University, Fort Collins, CO (16)

 

Hybrid Toadflax Performance: Preliminary Results from a Common Garden Experiment. Marie F. Turner*1, Sarah m. Ward1, Sharlene E. Sing2; 1Colorado State University, Fort Collins, CO, 2United States Forest Service, Bozeman, MT (17)

 

†The Role of Relative Size and Nitrogen Availability in Competitive Interactions between Cheatgrass (Bromus tectorum) and Bluebunch Wheatgrass (Pseudoroegneria spicata). Noelle Orloff*, Jane Mangold, Fabian Menalled, Zachariah J. Miller; Montana State University, Bozeman, MT (18)

 

†Sago Pondweed Control in Irrigation Canals Using Endothall and Chelated Copper. Joseph D. Vassios*, Scott Nissen; Colorado State University, Fort Collins, CO (19)

 

Use of Endothall for Control of Eurasian Watermilfoil in Irrigation Canals. Joseph D. Vassios1, Scott Nissen*1, Cody Gray2; 1Colorado State University, Fort Collins, CO, 2United Phosphorous, Inc., Peyton, CO (20)

 

A Brief History of the Biological Control of Weeds in Wyoming. John L. Baker*; Fremont County Weed and Pest, Lander, WY (21)

 

Partnership for Invasive Species Management, Professional Outreach and Land Restoration. Tim J. Damato*; Larimer County Weed District, Fort Collins, CO (22)




TUESDAY  MORNING    MARCH 8

Weeds of Horticultural Crops

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Spurge Management in Nursery Containers. Kelly M. Young*; University of Arizona, Phoenix, AZ (23)

 

Weed Control and Crop Safety following Sulfentrazone use in Melons and Tomatoes. Wayne T. Lanini*; University of California, Davis, Davis, CA (24)

 

Effect of Timing and Rate on Efficacy of Flazasulfuron and Other Dormant Season Herbicides in Vineyards. R. E. Peachey*; Oregon State University, Corvallis, OR (25)

 

Indaziflam for Pre-emergent Weed Control in Almonds. Ryan Allen*; Bayer CropScience, Sacramento, CA (26)

 

Crop Safety of Indaziflam on Perennial Horticultural Crops. Hank J. Mager*, Darren Unland; Bayer CropScience, Fountain Hills, AZ (27)

 

Improving Control of Field Bindweed (Convolvulus arvensis) in Willamette Valley Caneberries. Jessica M. Green*, R. E. Peachey; Oregon State University, Corvallis, OR (28)

 

†The Use of Meadowfoam Seed Meal as a Soil Amendment to Suppress Seed Germination. Suphannika Intanon*, Andrew G. Hulting, Carol Mallory-Smith, Fred Stevens, Jennifer Kling, Ralph Reed; Oregon State University, Corvallis, OR (29)

 

Herbicide Combinations for Weed Control in Ornamental Bulbs. Carl R. Libbey*, Timothy W. Miller; Washington State University, Mount Vernon, WA (30)

 

The Use of Topramezone and Triclopyr for the Management of Perennial Grass Infestations in Cool Season Turfgrass. Joseph Zawierucha*1, Larry Newsom2, Clete Youmans2; 1BASF Corp, Research Triangle Park, NC, 2BASF Corporation, Research Triangle Park, NC (31)

 

Weed Management in Peppermint Grown for Oil Efficacy and Crop Safety of Experimental Herbicides. Barbara J. Hinds-Cook*, Daniel W. Curtis, Carol Mallory-Smith, Andrew G. Hulting; Oregon State University, Corvallis, OR (32)

 

Weed Species Response to Four Protein Meals. Don W. Morishita, Donald L. Shouse*, J. Daniel Henningsen, Jialin Yu; University of Idaho, Twin Falls, ID (33)




TUESDAY  MORNING    MARCH 8

Weeds of Agronomic Crops

 

*PRESENTER     † STUDENT POSTER CONTEST

 

Comparison of Pyroxsulam Formulations for Grass and Broadleaf Weed Control in the Western U.S. Joe Yenish*1, Harvey Yoshida2, Daniel C. Cummings3, Kevin D. Johnson4, Roger Gast5; 1Dow AgroSciences, Pullman, WA, 2Dow AgroSciences, Richland, WA, 3Dow AgroSciences, Perry, OK, 4Dow AgroSciences, Barnesville, MN, 5Dow AgroSciences, Indianapolis, IN (34)

 

Downy Brome Control with Pyroxsulam in Winter Wheat. Robert K. Higgins*1, Drew Lyon2; 1University of Nebraska Panhandle Research & Ext. Center, Sidney, NE, 2University of Nebraska-Lincoln, Scottsbluff, NE (35)

 

Spring Pea or Mustard in Winter Wheat Rotation. Joan Campbell*, Donn Thill; University of Idaho, Moscow, ID (36)

 

Broadleaf Weed Control Studies in Wheat. Steve Wright*, Gerardo Banuelos; UCCE, Tulare, CA (37)

 

†Evaluation of Winter Wheat Varieties for Tolerance to Metribuzin. J. Connor Ferguson*, Jon-Joseph Armstrong; Oklahoma State University, Stillwater, OK (38)

 

†Detecting the Imi1 Gene in Imazamox Resistant Wheat by Jointed Goatgrass Hybrids within Commercial Wheat Fields. Bianca A. Martins*, Carol Mallory-Smith; Oregon State University, Corvallis, OR (39)

 

Management of Difficult to Control Grass Species with Mesosulfuron-methyl Plus Propoxycarbazone in Wheat. Dean W. Maruska*1, Kevin B. Thorsness2, Steven R. King3, Mary D. Paulsgrove4, Mike C. Smith2, Thomas W. Kleven5, George S. Simkins6, Bradley E. Ruden7, Mark A. Wrucke8; 1Bayer CropScience, Warren, MN, 2Bayer CropScience, Fargo, ND, 3Bayer CropScience, Huntley, MT, 4Bayer CropScience, Raleigh, NC, 5Bayer CropScience, Sabin, MN, 6Bayer CropScience, Vadnais Heights, MN, 7Bayer CropScience, Bruce, SD, 8Bayer CropScience, Farmington, MN (40)

 

Downy Brome (Bromus tectorum) Increases Winter Wheat (Triticum aestivum) Over-winter Mortality due to Snow Mold. Zachariah J. Miller*, Fabian Menalled, Mary Borrows; Montana State University, Bozeman, MT (41)

 

Respect the Rotation: A Comprehensive Partnership to Preserve Herbicide and Trait Technology. Monte Anderson*, Charlie Hicks, James Rutledge; Bayer CropScience, RTP, NC (42)

 

†Glyphosate Efficacy on Canada Thistle (Cirsium arvense) Grown in Field and Greenhouse Soil. Taylor M. Close*, Andrew R. Kniss; University of Wyoming, Laramie, WY (43)

 

†Effect of Volunteer Corn Density on Glyphosate Resistant Sugarbeet Yield. Jared C. Unverzagt*1, Andrew R. Kniss1, Robert G. Wilson2, Gustavo M. Sbatella2, David A. Claypool1, Ramesh Sivanpillai1; 1University of Wyoming, Laramie, WY, 2University of Nebraska-Lincoln, Scottsbluff, NE (44)

 

†Small Burnet Response to Herbicides Applied Postemergence. Ryan L. Nelson*1, Corey V. Ransom1, Michael D. Peel2; 1Utah State University, Logan, UT, 2USDA-ARS Forage and Range Research Lab, Logan, UT (45)

 

Comparison of Indaziflam Performance between Fall or Spring Applications in Orchards Across the United States. Seth Gersdorf*1, Darren Unland2, Monte Anderson3; 1Bayer CropScience, Monmouth, OR, 2Bayer CropScience, Fountain Hills, AZ, 3Bayer CropScience, RTP, NC (46)

 

Dissipation and Movement of Soil-applied Herbicide Combinations in Corn, Dry Bean and Sunflower. Dale L. Shaner*; USDA, Fort Collins, CO (47)

 

Comparison of Weed Control in Conventional and Glyphosate Tolerant Sugar Beet Production Systems. Joel Felix*1, Don W. Morishita2, Joey K. Ishida1, J. Daniel Henningsen3, Donald L. Shouse3; 1Oregon State University, Ontario, OR, 2University of Idaho, Moscow, ID, 3University of Idaho, Twin Falls, ID (48)

 

†Weed Removal Timing by Nitrogen Fertility in Glyphosate Tolerant Sugar Beets. Abdel O. Mesbah1, Kyrre E. Stroh*2; 1University of Wyoming, Powell, WY, 2University of Wyoming, Laramie, WY (49)

 

Comparison of Glyphosate Resistant and Conventional Alfalfa Cultivars. Steve B. Orloff*; University of California, Yreka, CA (50)

 

Summer Annual Weed Control in Established Alfalfa in California. Andre Biscaro*1, Steve B. Orloff2, Rob Wilson3; 1University of California, Lancaster, CA, 2University of California, Yreka, CA, 3University of California, Tulelake, CA (51)

 

Penoxsulam for Weed Control in California Tree Nuts. Deb Shatley*1, Richard K. Mann2, Barat Bisabri3, Marc Fisher4, James Mueller5, Jesse Richardson6, Monica Sorribas7; 1Dow AgroSciences, Lincoln, CA, 2Dow AgroSciences, Indianapolis, IN, 3Dow AgroSciences LLC, Orinda, CA, 4Dow AgroSciences LLC, Fresno, CA, 5Dow AgroSciences LLC, Brentwood, CA, 6Dow AgroSciences LLC, Hesperia, CA, 7Dow AgroSciences LLC, Indianapolis, IN (52)

 

Weed Control with Penoxsulam + Oxyfluorfen in California Tree Nuts. Richard K. Mann*1, Monica Sorribas2, James Mueller3, Barat Bisabri4, Marc Fisher5, Debbie Shatley6, Jesse Richardson7; 1Dow AgroSciences, Indianapolis, IN, 2Dow AgroSciences LLC, Indianapolis, IN, 3Dow AgroSciences LLC, Brentwood, CA, 4Dow AgroSciences LLC, Orinda, CA, 5Dow AgroSciences LLC, Fresno, CA, 6Dow AgroSciences LLC, Lincoln, CA, 7Dow AgroSciences LLC, Hesperia, CA (53)

 

Two Years Efficacy Comparison with Two Glysortia Glyphosate Formulations and Two Industry Standards. Jim T. Daniel*1, Philip Westra2; 1Self, Keenesburg, CO, 2Colorado State University, Ft. Collins, CO (54)

 

†Investigating the Mechanisms of Glufosinate Resistance in Italian Ryegrass Populations. Wilson V. Avila*, Elena Sanchez, Carol Mallory-Smith; Oregon State University, Corvallis, OR (55)

 

Survey of Herbicide-resistant Italian Ryegrass in Oklahoma. Jon-Joseph Armstrong*, Mark C. Boyles, Joshua A. Bushong, Amanda E. Stone, Thomas F. Peeper; Oklahoma State University, Stillwater, OK (56)

 

Effect of Saflufenacil and Flumioxazin Applied Pre-harvest on Canola Yield and Seed Quality. Jordan L. Hoefing*, Brian Jenks, Gary Willoughby; North Dakota State University, Minot, ND (57)

 

Weed Control with Saflufenacil in Soybean. Gregory J. Endres*, Blaine G. Schatz; NDSU, Carrington, ND (58)

 

Dry Pea and Chickpea Tolerance to Saflufenacil Tank Mixed with Other PPO Inhibitors. Brian M. Jenks*, Jordan L. Hoefing, Gary Willoughby; North Dakota State University, Minot, ND (59)

 

†Greenhouse Screening of Corn Gluten Meal and Mustard Seed Meal as Natural Weed Control Products. Jialin Yu*1, Don W. Morishita2; 1Univer. of Idaho, Moscow, ID, 2University of Idaho, Moscow, ID (60)

 

Comparison of Seed Production and Germinability in the Annual Weeds Anoda cristata, Ipomoea purpurea and Physalis wrightii with and without Meloidogyne incognita Inoculation. Cheryl Fiore*1, Jill Schroeder1, Stephen Thomas1, Leigh Murray2, Jacki Trojan1, Naomi Schmidt1; 1New Mexico State University, Las Cruces, NM, 2Kansas State, Manhattan, KS (61)

 

Camelina Tolerance to Soil-Applied Herbicides. Prashant Jha*1, Robert Stougaard2, Josefina Garcia1; 1Montana State University, Huntley, MT, 2Montana State University, Kalispell, MT (62)

 

Chemical Producers and Distributors Association (CPDA) Adjuvant Certification Program. Gregory K. Dahl*1, Joe V. Gednalske2, Bill Bagley3, Bruce Bollinger4, Mark Bernards5; 1Winfield Solutions LLC, St. Paul, MN, 2Winfield Solutions LLC, River Falls, WI, 3Wilbur Ellis Company, San Antonio, TX, 4Rosen's Inc., McCordsville, IN, 5University of Nebraska-Lincoln, Lincoln, NE (63)




TUESDAY  MORNING    MARCH 8

Teaching and Technology Transfer

 

*PRESENTER

 

The Importance of Education in Managing Invasive Plant Species. Stephen L. Young*; University of Nebraska-Lincoln, North Platte, NE (64)

 

Establishing Weed Prevention Areas (WPAs): A Step-By-Step Guide. Stephanie D. Christensen*1, Corey V. Ransom1, Brenda Smith2, Ralph E. Whitesides1; 1Utah State University, Logan, UT, 2USDA-ARS, Burns, OR (65)

 

Common Weeds of the Yard and Garden - a Guidebook. Brenda J. Lowry, Ralph E. Whitesides*, Corey V. Ransom, Roger E. Banner, Steve A. Dewey; Utah State University, Logan, UT (66)




TUESDAY  MORNING    MARCH 8

Basic Biology and Ecology

 

*PRESENTER     † STUDENT POSTER CONTEST

 

New Host-fungus Records for Powdery Mildews on Weedy Plants of the Pacific Northwest. Frank M. Dugan*1, Renuka Attanayake2, Dean A. Glawe2, Weidong Chen3; 1USDA-ARS WRPIS, Pullman, WA, 2Washington State University, Pullman, WA, 3USDA-ARS Grain Legume Genetics, Pullman, WA (67)

 

Nitrogen Supplementation Does Not Affect Level of an Alkaloid Swainsonine in Four Locoweeds. Nina S. Klypina*1, Janakiraman Maruthavanan1, Kevin J. Delaney2, Carol J. Lange1, Tracy M. Sterling3; 1New Mexico State University, Las Cruces, NM, 2USDA-ARS NPARL, Sidney, MT, 3Montana State University, Bozeman, MT (68)

 

A Stable Carbon Isotope Method for Monitoring Weed Seed Dynamics. David A. Claypool*1, Andrew R. Kniss1, Dennis C. Odero2; 1University of Wyoming, Laramie, WY, 2University of Florida, Belle Glade, FL (69)

 

Effects of Aminopyralid, Aminocyclopyrachlor, and Clopyralid Herbicides on Seed Germination and Seedling Development of Scotch Broom. Timothy B. Harrington*; USDA Forest Service, Olympia, WA (70)

 

†Comparison of Foliar vs Basal Bark Applications of Radiolabeled Aminocyclopyrachlor in Select Tree Species. Jared L. Bell*, Ian C. Burke, Dilpreet S. Riar; Washington State University, Pullman, WA (71)

 

†Herbicide Cross-Resistance in Acetolactate-Synthase Inhibitor Resistant Prickly Lettuce. Alan Raeder*, Isaac Madsen, Ian C. Burke; Washington State University, Pullman, WA (72)

 

Politics and Promiscuity: the Unintended Consequences of Going Green. Michael P. Quinn, Carol A. Mallory-Smith*, James Myers; Oregon State University, Corvallis, OR (73)




TUESDAY  MORNING    MARCH 8

General Session

LOCATION:   Salon IV and V
TIME:   9:30 AM - 11:45 AM
CHAIR:   Vanelle Peterson
    Dow AgroSciences
    Mulino, OR
MODERATOR:   Vanelle Peterson
    Dow AgroSciences
    Mulino, OR

 

*SPEAKER

 

9:30   Welcome and Introductions. Vanelle F. Peterson*; Dow AgroSciences, Mulino, OR

 

9:40   Welcome to Spokane. Mary Verner*; Spokane, Spokane, WA

 

9:55   Presidential Address. Joseph M. DiTomaso*; University of California, Davis, CA

 

10:20   National and Regional Weed Science Societies: Director of Science Policy Update. Lee Van Wychen*; WSSA, Washington, DC

 

10:35   Ice Age Megafloods and the Landscape in Eastern Washington. Victor Baker*; University of Arizona, Tucson, AZ

 

11:20   Restoration of Weyerhauser's Mt St Helens Tree Farm: 30 years later. Dick Ford*; Weyerhaeuser, Chehalis, WA




TUESDAY  AFTERNOON    MARCH 8

Weeds of Range and Natural Areas

LOCATION:   Salon III
TIME:   1:15 PM - 5:15 PM
CHAIR:   James Leary
    University of Hawaii at Manoa
    Kula, HI
CHAIR-ELECT:   John Baker
    Fremont County Weed and Pest
    Lander, WY
MODERATOR:   James Leary
    University of Hawaii at Manoa
    Kula, HI

 

*SPEAKER     † STUDENT CONTEST

 

1:15   Efficiency and Accuracy of Wildland Weed Mapping Methods. Stephanie D. Christensen*, Corey V. Ransom, Kimberly Edvarchuk, Steven A. Dewey; Utah State University, Logan, UT (74)

 

1:30   Modeling Process and Patterns of Bur Chervil: A New Canyon Grassland Invader. John M. Wallace*, Timothy Prather; University of Idaho, Moscow, ID (75)

 

1:45   Comparison of Greenhouse to Native Grown Forbs for Aminopyralid Tolerance. Jonathan R. Mikkelson, Rodney G. Lym*; North Dakota State University, Fargo, ND (76)

 

2:00   †Modeling Spatial Patterns for Rush Skeletonweed Dispersal in the Salmon River Canyon. Sandya Rani Kesoju*, Bahman Shafii, Timothy Prather, William Price, Larry W. Lass; University of Idaho, Moscow, ID (77)

 

2:15   Common Tansy Control in Riparian Areas. Celestine A. Duncan*1, Jerry Marks2, Mary Halstvedt3; 1WMS, Helena, MT, 2Cooperative Extension Service, Missoula, MT, 3Dow AgroSciences, Billings, MT (78)

 

2:30   Effect of Aminopyralid on Native Forbs and Grasses. Pat Green*1, Vanelle F. Peterson2, Carl Crabtree3, Timothy Prather4, John Wallace4; 1USDA US Forest Service, Grangeville, ID, 2Dow AgroSciences, Mulino, OR, 3Idaho County Noxious Weed Board, Grangeville, ID, 4University of Idaho, Moscow, ID (79)

 

2:45   The Effect of Application Timing on Forb Tolerance to Aminopyralid. Mary B. Halstvedt*1, Vanelle F. Peterson2, K. George Beck3, Michael J. Moechnig4, Peter M. Rice5; 1Dow AgroSciences, Billings, MT, 2Dow AgroSciences, Mulino, OR, 3Colorado State University, Ft. Collins, CO, 4South Dakota State University, Brookings, SD, 5University of Montana, Missoula, MT (80)

 

3:00   Break

 

3:15   Effects of Aminopyralid on a Meadow Community Invaded by Canada Thistle in the Washington Cascades. Timothy B. Harrington*, David H. Peter, Warren Devine; USDA Forest Service, Olympia, WA (81)

 

3:30   †Rangeland Grass Species Tolerance to Pre-Plant Applications of Aminopyralid and Aminocyclopyrachlor. Cameron Douglass*1, Joseph D. Vassios1, Scott Nissen1, Vanelle F. Peterson2; 1Colorado State University, Fort Collins, CO, 2Dow AgroSciences, Mulino, OR (82)

 

3:45   Native Grass Establishment with Aminopyralid. Mary B. Halstvedt*1, Vanelle F. Peterson2, Roger L. Becker3, Rodney G. Lym4, Michael J. Moechnig5; 1Dow AgroSciences, Billings, MT, 2Dow AgroSciences, Mulino, OR, 3University of Minnesota, St. Paul, MN, 4North Dakota State University, Fargo, ND, 5South Dakota State University, Brookings, SD (83)

 

4:00   Characterization of Aminocyclopyrachlor, Aminopyralid, and Clopyralid Soil Activity. Brad Lindenmayer*1, Philip Westra2, Scott Nissen1, Dale Shaner3; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO, 3USDA/ARS, Fort Collins, CO (84)

 

4:15   †Leafy Spurge (Euphorbia esula L.) Biological Control Agents Effect Native Grass Establishment. Cassandra Setter*, Rodney G. Lym; North Dakota State University, Fargo, ND (85)

 

4:30   Canada Thistle (Cirsium arvense) Control and Native Grass Production a Year After Prescribed Burning. Gustavo M. Sbatella*, Robert G. Wilson; University of Nebraska-Lincoln, Scottsbluff, NE (86)

 

4:45   †Yellow Toadflax Populations and Their Response to ALS Inhibitors. Nicholas J. Krick*; Colorado State University, Ft. Collins, CO (87)

 

5:00   Invasive Plant Management: BC Style! Becky Brown*1, Linda M. Wilson2; 1British Columbia Ministry of Natural Resource Operations, Victoria, BC, 2British Columbia Ministry of Agriculture, Abbotsford, BC (88)




TUESDAY  AFTERNOON    MARCH 8

Weeds of Horticultural Crops

LOCATION:   Suite B
TIME:   1:15 PM - 5:00 PM
CHAIR:   Brad Hanson
    Univ. of California, Davis
    Davis, CA
CHAIR-ELECT:   Hank Mager
    Bayer CropScience
    Fountain Hills, AZ
MODERATOR:   Brad Hanson
    Univ. of California, Davis
    Davis, CA

 

*SPEAKER     † STUDENT CONTEST

 

1:15   Effective Use Patterns for HPPD Herbicides in Non-transgenic Conservation Tillage Sweet Corn. R. E. Peachey*1, Rick A. Boydston2; 1Oregon State University, Corvallis, OR, 2USDA-ARS, Prosser, WA (89)

 

1:30   Weed Control From Indaziflam Applied Alone and in Tank Mixtures With Other Herbicides in Perennial Crops. Darren Unland*1, Hank J. Mager1, Ryan Allen2; 1Bayer CropScience, Fountain Hills, AZ, 2Bayer CropScience, Sacramento, CA (90)

 

1:45   Indaziflam Performance in Pacific Northwest Perennial Crops. Monte D. Anderson*; Bayer CropScience, Spangle, WA (91)

 

2:00   Pyroxasulfone for Weed Control in Potatoes. Pamela Hutchinson*, Brent Beutler, JaNan Farr; University of Idaho, Aberdeen, ID (92)

 

2:15   Aminopyralid Injury to Potatoes. Kevin B. Kelley*, Lloyd C. Haderlie; AgraServ, Inc., American Falls, ID (93)

 

2:30   †Organic Weed Control in a Newly-established Vineyard. Callie S. Bolton*1, Carol A. Miles1, Mercy A. Olmstead2, Timothy W. Miller1; 1Washington State University, Mount Vernon, WA, 2University of Florida, Gainesville, FL (94)

 

2:45   Herbicide Combinations for Weed Control in Matted-row Strawberries. Timothy W. Miller*, Carl R. Libbey; Washington State University, Mount Vernon, WA (95)

 

3:00   Break

 

3:15   Discussion

 

4:15   Discussion




TUESDAY  AFTERNOON    MARCH 8

Weeds of Agronomic Crops

LOCATION:   Suite C and D
TIME:   1:15 PM - 5:00 PM
CHAIR:   Andrew Hulting
    Oregon State University
    Corvallis, OR
CHAIR-ELECT:   Chad Asmus
    BASF Corporation
    Newton, KS
MODERATOR:   Chad Asmus
    BASF Corporation
    Newton, KS

 

*SPEAKER     † STUDENT CONTEST

 

1:15   Taking the E out of ET. Robert N. Klein*; University of Nebraska, North Platte, NE (96)

 

1:30   Penoxsulam Control of (Conyza sp.) Biotypes in California. Monica Sorribas*1, Marcelo L. Moretti2, Anil Shrestha2, Richard K. Mann3, Garrick W. Sthur4, Marc Fisher5; 1Dow AgroSciences LLC, Indianapolis, IN, 2California Fresno State University, Fresno, CA, 3Dow AgroSciences, Indianapolis, IN, 4Dow AgroSciences, Fresno, CA, 5Dow AgroSciences LLC, Fresno, CA (97)

 

1:45   Pyroxsulam Performance on Wheat in California and Arizona. Jesse M. Richardson*1, Marc Fisher2, Deb Shatley3, Monica Sorribas4, Roger Gast4; 1Dow AgroSciences, Hesperia, CA, 2Dow AgroSciences LLC, Fresno, CA, 3Dow AgroSciences, Lincoln, CA, 4Dow AgroSciences, Indianapolis, IN (98)

 

2:00   Efficacy of a New Higher Concentration Pyroxsulam WG Formulation for Winter Wheat. Kevin D. Johnson*1, Daniel C. Cummings2, Joe Yenish3, Harvey Yoshida4, Neil A. Spomer5, Gary A. Finn6, Marcin D. Dzikowski7; 1Dow AgroSciences, Barnesville, MN, 2Dow AgroSciences, Perry, OK, 3Dow AgroSciences, Pullman, WA, 4Dow AgroSciences, Richland, WA, 5Dow AgroSciences, Brookings, SD, 6Dow AgroSciences, Indianapolis, IN, 7Dow AgroSciences, Munich, Germany (99)

 

2:15   Broadleaf Weed Control in Wheat and Barley with Florasulam plus Fluroxypyr. Harvey Yoshida*1, Roger Gast2, Monte Weimer2, Marcin Dzikowski3; 1Dow AgroSciences, Richland, WA, 2Dow AgroSciences, Indianapolis, IN, 3Dow AgroSciences, Munich, Germany (100)

 

2:30   Management of Italian Ryegrass with Pyroxasulfone in Winter Wheat. Siyuan Tan*1, Christopher R. 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 (101)

 

2:45   A New Flucarbazone-sodium + Cloquintocet-mexyl Combination for Spring and Winter Wheat. Chad J. Effertz*; Arysta LifeScience, Velva, ND (102)

 

3:00   Break

 

3:15   Utilization of Propoxycarbazone Applied Preemergence for the Control of Brome Species in Winter Wheat. Steven R. King*1, Mary D. Paulsgrove2, Charlie Hicks3, Kevin B. Thorsness4, Tate Castillo5, Mike C. Smith4; 1Bayer CropScience, Huntley, MT, 2Bayer CropScience, Raleigh, NC, 3Bayer CropScience, RTP, NC, 4Bayer CropScience, Fargo, ND, 5Bayer CropScience, Larned, KS (103)

 

3:30   †Relative Competitiveness of Spring Crops in Eastern Washington Dryland Organic Systems. Misha R. Manuchehri*, E. P. Fuerst, Ian C. Burke, Dennis Pittmann; Washington State University, Pullman, WA (104)

 

3:45   Pyrasulfotole and Bromoxynil Weed Control Performance in Grain Sorghum in 2010. Brian L. Olson*1, Curt Thompson2, Phillip Stahlman3, Pat Geier3, Nathan Lally4, Alan Schlegel5, Doug Shoup6, Gary Cramer7, Kent Martin8; 1Kansas State University, Colby, KS, 2Kansas State Unviversity, Manhattan, KS, 3Kansas State University, Hays, KS, 4Kansas State University, Manhattan, KS, 5Kansas State University, Tribune, KS, 6Kansas State University, Chanute, KS, 7Kansas State University, Wichita, KS, 8Kansas State University, Garden City, KS (105)

 

4:00   †Dissipation and Soil Interaction of Pyroxasulfone and s-Metolachlor. Eric P. Westra*1, Dale Shaner2, Philip Westra3; 1Colorado State University, Fort Collins, CO, 2USDA/ARS, Fort Collins, CO, 3Colorado State University, Ft. Collins, CO (106)

 

4:15   Pendimethalin Application Timings for Weed Control in Grain Sorghum. Randall S. Currie*; Kansas State University, Garden City, KS (107)

 

4:30   Postemergence Grass and Broadleaf Weed Control in Quizalofop and Sulfonylurea Herbicide Tolerant Sorghum. Robert N. Rupp*1, Eric Castner2, James Harbour2, Keith Johnson2, Case Medlin2, David Saunders2; 1DuPont Crop Protection, Edmond, OK, 2DuPont Crop Protection, Wilmington, DE (108)

 

4:45   †Inheritance of EPSPS Gene Duplication and Glyphosate Resistance in Palmer Amaranth. Darci A. Giacomini*1, Todd Gaines2, Sarah m. Ward1, Philip Westra3; 1Colorado State University, Fort Collins, CO, 2University of Western Australia, Perth, Australia, 3Colorado State University, Ft. Collins, CO (109)




TUESDAY  AFTERNOON    MARCH 8

Basic Biology and Ecology

LOCATION:   Suite A
TIME:   1:15 PM - 5:00 PM
CHAIR:   Kevin Kelley
    AgraServ, Inc.
    American Falls, ID
CHAIR-ELECT:   William McCloskey
    University of Arizona
    Tucson, AZ
MODERATOR:   Kevin Kelley
    AgraServ, Inc.
    American Falls, ID

 

*SPEAKER     † STUDENT CONTEST

 

1:15   Epigenetic Alteration of Rapid Responses to Environmental Fluctuation and Phenotypic Variation of Alligator Weed. Gao Lexuan*, Yang Ji; Fudan University, Shanghai, Peoples Republic (110)

 

1:30   †Evaluation of Herbicide Absorption and Translocation in Eurasian Watermilfoil and Sago Pondweed. Joseph D. Vassios*, Scott Nissen; Colorado State University, Fort Collins, CO (111)

 

1:45   Response of Riparian Plant Communities to Knotweed Treatments. Shannon M. Claeson*1, April Boe2; 1USDA Forest Service, Olympia, WA, 2The Nature Conservancy, Olympia, WA (112)

 

2:00   †Do Chilling Requirements Limit Southward Spread of Russian-olive (Elaeagnus angustifolia) in Western North America? Kimberly R. Guilbault*1, Cynthia S. Brown1, Jonathan M. Friedman2, Patrick B. Shafroth2; 1Colorado State University, Fort Collins, CO, 2US Geological Survey, Fort Collins, CO (113)

 

2:15   Adding Imazapyr to Imazamox Affects Efficacy but not Translocation in Feral Rye. Michael Ostlie*1, Philip Westra2, Dale Shaner3; 1Colorado State University, Fort Collins, CO, 2Colorado State University, Ft. Collins, CO, 3USDA/ARS, Fort Collins, CO (114)

 

2:30   †Weed Community and Competitive Load Following 12 Years in a Glyphosate-Resistant Cropping System. Nevin C. Lawrence*1, Andrew R. Kniss1, Gustavo M. Sbatella2, Robert G. Wilson2; 1University of Wyoming, Laramie, WY, 2University of Nebraska-Lincoln, Scottsbluff, NE (115)

 

2:45   The Role of Soil Microbial Communities in Mediating Weed-Crop Interactions. Fabian Menalled, Zachariah J. Miller*; Montana State University, Bozeman, MT (116)

 

3:00   Break

 

3:15   Growth and Artemisinin Accumulation in Artemisia annua in Eastern Washington. Heather Malone*, Ian C. Burke, William Pan; Washington State University, Pullman, WA (117)

 

3:30   Longer Term Response of In-Situ Non-target Native Plants & Rhizomatous Noxious Weeds to Imazapic. Peter M. Rice*; University of Montana, Missoula, MT (118)

 

3:45   Characterizing Site Conditions Resulting from Suppressive Applications of Glyphosate and Imazapyr to Abandoned Montane Rangelands for Reforestation in Hawaii. James Leary*1, Jeremy Pinto2, Anthony Davis3, Mike Robinson4; 1University of Hawaii at Manoa, Kula, HI, 2USDA Forest Service, Moscow, ID, 3University of Idaho, Moscow, ID, 4Department of Hawaiian Home Lands, Hilo, HI (119)

 

4:00   Can the Competitive Load Index be Useful in Seed Bank Analysis? Gustavo M. Sbatella*1, Robert G. Wilson1, Andrew R. Kniss2; 1University of Nebraska-Lincoln, Scottsbluff, NE, 2University of Wyoming, Laramie, WY (120)

 

4:15   Research on Mechanisms of Glyphosate Resistance in Kochia. Philip Westra*1, Andrew Wiersma2, Jan Leach2, Phillip Stahlman3, Amar Godar4, Jason Waite4, Kassim Al Khatib5, Chris Preston6; 1Colorado State University, Ft. Collins, CO, 2Colorado State University, Fort Collins, CO, 3Kansas State University, Hays, KS, 4Kansas State University, Manhattan, KS, 5University of California, Davis, CA, 6University of Adelaide, Adelaide, Australia (121)

 

4:30   Glyphosate Resistant Creeping Bentgrass: Same Song Second Verse. Carol Mallory-Smith*; Oregon State University, Corvallis, OR (122)

 

4:45   Seasonal Emergence of Kochia in the Central Great Plains. Phillip W. Stahlman*1, Patrick W. Geier1, Johanna A. Dille2, Tyler W. Rider2, Jarrett D. Riffel1, Randall S. Currie3, Philip Westra4, Robert G. Wilson5, Gustavo M. Sbatella5, Andrew R. Kniss6, Richard M. Cole7; 1Kansas State University, Hays, KS, 2Kansas State University, Manhattan, KS, 3Kansas State University, Garden City, KS, 4Colorado State University, Ft. Collins, CO, 5University of Nebraska-Lincoln, Scottsbluff, NE, 6University of Wyoming, Laramie, WY, 7Monsanto, St. Louis, MO (123)




WEDNESDAY  MORNING    MARCH 9

POSTER SESSION

LOCATION:   Salon I and II
TIME:   7:45 AM - 9:15 AM
CHAIR:   Vanelle Peterson
    Dow AgroSciences
    Mulino, OR
MODERATOR:   Vanelle Peterson
    Dow AgroSciences
    Mulino, OR

 





WEDNESDAY  MORNING    MARCH 9

SYMPOSIUM: Ventenata dubia - EMERGING THREAT TO AGRICULTURE AND WILDLANDS?

LOCATION:   Salon IV
TIME:   8:30 AM - 11:30 AM
CHAIR:   Timothy Prather
    University of Idaho
    Moscow, ID
CHAIR-ELECT:   Ian Burke
    Washington State University
    Pullman, WA
MODERATOR:   Timothy Prather
    University of Idaho
    Moscow, ID

 

*SPEAKER

 

8:30   Ventenata Biology and Distribution in the Pacific Northwest. Pamela Pavek*1, John Wallace2, Timothy Prather2; 1NRCS Plant Materials Center, Pullman, WA, 2University of Idaho, Moscow, ID (124)

 

9:00   Producing Timothy Hay and Managing for the Impacts of Ventenata. Bill Fountain*; Fountain Ranch, Cusick, WA (125)

 

9:30   Ventenata Control in Timothy Hay and Kentucky Bluegrass Grown for Seed. Traci Rauch*, John Wallace, Donn Thill; University of Idaho, Moscow, ID (126)

 

10:00   Break

 

10:15   Rehabilitating Ventenata Infested Rangelands using Herbicides in Conjunction with Bunchgrass Seedings. Marvin D. Butler*; Oregon State University, Madras, OR (127)

 

10:40   Chemical Control of Ventenata in the Palouse Prairie. Ian C. Burke*1, Randall E. Stevens2; 1Washington State University, Pullman, WA, 2Palouse Conservation District, Pullman, WA (128)

 

11:00   Management of Ventenata in Pasture and CRP. John Wallace*, Timothy Prather; University of Idaho, Moscow, ID (129)

 

11:20   Classification of Annual versus Perennial Grasses in Rangelands; a First Step Towards a Landscape Decision Tool. William B. McCloskey*1, Timothy Prather2, Larry W. Lass2; 1University of Arizona, Tucson, WA, 2University of Idaho, Moscow, ID (130)




WEDNESDAY  MORNING    MARCH 9

Weeds of Range and Natural Areas

LOCATION:   Salon III
TIME:   9:00 AM - 12:00 PM
CHAIR:   James Leary
    University of Hawaii at Manoa
    Kula, HI
CHAIR-ELECT:   John Baker
    Fremont County Weed and Pest
    Lander, WY
MODERATOR:   John Baker
    Fremont County Weed and Pest
    Lander, WY

 

*SPEAKER     † STUDENT CONTEST

 

9:00   Aminopyralid + Triclopyr Control of Russian-olive and Saltcedar: Maintaining Grass Understory. Byron B. Sleugh*1, Mary Halstvedt2, Vanelle F. Peterson3, Robert G. Wilson4, Gustavo M. Sbatella4, Scott Nissen5, Brian Mealor6; 1Dow AgroSciences, West Des Moines, IA, 2Dow AgroSciences, Billings, MT, 3Dow AgroSciences, Mulino, OR, 4University of Nebraska-Lincoln, Scottsbluff, NE, 5Colorado State University, Fort Collins, CO, 6University of Wyoming, Laramie, WY (131)

 

9:15   Saltcedar and Russian-olive Control with DPX MAT28 and Other Herbicides in Arizona. John H. Brock*; Brock Habitat Restoration and Invasive Plant Management, Tempe, AZ (132)

 

9:30   Developing Metered Herbicide Incision Techniques to Control Invasive Arboreal and Shrub Targets in the Pacific Basin. James Leary*; University of Hawaii at Manoa, Kula, HI (133)

 

9:45   †Seedling Cool Season Grass Response to Aminocyclopyrachlor. Katie L. Conklin*, Rodney G. Lym; North Dakota State University, Fargo, ND (134)

 

10:00   Break

 

10:15   Gorse Control as a Function of Rates, Timing and Interaction of Triclopyr and Aminopyralid. Kim Patten*, Chase Metzger; Washington State University Long Beach Research and Extension Unit, Long Beach, WA (135)

 

10:30   †Impacts of Various Tamarisk (Saltcedar, Tamarix spp.) Removal and Control Methods on Passive Re-Vegetation and Secondary Invasions. Cameron Douglass*, Scott Nissen; Colorado State University, Fort Collins, CO (136)

 

10:45   Efficacy Trials for Total Vegetation Control in Western Washington. Harvey A. Holt*1, Galen M. Wright2; 1Green Systems Analytics, LLC, Seattle, WA, 2Washington Forestry Consultants, Inc., Olympia, WA (137)

 

11:00   †Control of Russian-olive Through Cut Stump and Basal Bark Herbicide Applications. Ryan J. Edwards*, K. George Beck; Colorado State University, Ft. Collins, CO (138)

 

11:15   Aminocyclopyrachlor: A New Herbicide For Pasture and Rangeland Weed Control. Craig M. Alford*1, Jeff H. Meredith2, James Harbour3, Eric P. Castner4, Susan K. Rick5; 1DuPont Crop Protection, Lakewood, CO, 2DuPont Crop Protection, Memphis, TN, 3DuPont Crop Protection, Wilmington, DE, 4DuPont Crop Protection, Weatherford, TX, 5DuPont Crop Protection, Waterloo, IL (139)

 

11:30   Aminocyclopyrachlor Herbicide Mixtures for the Western US Vegetation Management Market. Ronnie G. Turner1, Stephen F. Colbert*2; 1DuPont Land Management, Lakewood, CO, 2DuPont Crop Protection, Escalon, CA (140)

 

11:45   Weed and Brush Management in Pasture and Rangeland with Aminocyclopyrachlor. James Harbour*1, Jeff H. Meredith2, Eric P. Castner3, Susan K. Rick4, Michael T. Edwards5; 1DuPont Crop Protection, Wilmington, DE, 2DuPont Crop Protection, Memphis, TN, 3DuPont Crop Protection, Weatherford, TX, 4DuPont Crop Protection, Waterloo, IL, 5DuPont Crop Protection, Pierre Part, LA (141)




WEDNESDAY  MORNING    MARCH 9

Weeds of Horticultural Crops

LOCATION:   Suite B
TIME:   9:00 AM - 10:00 AM
CHAIR:   Brad Hanson
    Univ. of California, Davis
    Davis, CA
CHAIR-ELECT:   Hank Mager
    Bayer CropScience
    Fountain Hills, AZ
MODERATOR:   Hank Mager
    Bayer CropScience
    Fountain Hills, AZ

 

*SPEAKER     † STUDENT CONTEST

 

9:00   Imazosulfuron (V10142) Soil Residues Injures Sugar Beet and Dry Bulb Onion. Joel Felix*, Joey K. Ishida; Oregon State University, Ontario, OR (142)

 

9:15   †Evaluation of Metolachlor and Dimethenamid-P Pre-emergence on Dry Bulb Onions with Activated Carbon. Kevin V. Osborne*1, Joel Felix2, Joey K. Ishida2; 1Oregon State University, Nyssa, OR, 2Oregon State University, Ontario, OR (143)

 

9:30   New Herbicides Offer New Approaches for Weed Control in Desert Turfgrasses. Kai Umeda*; University of Arizona, Phoenix, AZ (144)

 

9:45   Response of Four Sweet Corn Hybrids to Weed Management Level. Rick A. Boydston*1, Martin M. Williams2; 1USDA-ARS, Prosser, WA, 2USDA-ARS, Urbana, IL (145)




WEDNESDAY  AFTERNOON    MARCH 9

Weeds of Range and Natural Areas

LOCATION:   Salon III
TIME:   1:45 PM - 5:00 AM
CHAIR:   James Leary
    University of Hawaii at Manoa
    Kula, HI
CHAIR-ELECT:   John Baker
    Fremont County Weed and Pest
    Lander, WY
MODERATOR:   James Leary
    University of Hawaii at Manoa
    Kula, HI

 

*SPEAKER     † STUDENT CONTEST

 

1:45   Rangeland Revegetation Revisited: Are Short-term Trends Indicative of Long-term Outcomes? Jane Mangold*1, Matt Rinella2, Erin Espeland3, Jim Jacobs4, Roger Sheley5; 1Montana State University, Bozeman, MT, 2USDA-Agricultural Research Service, Miles City, MT, 3USDA-Agricultural Research Service, Sidney, MT, 4USDA-Natural Resources Conservation Service, Bozeman, MT, 5USDA-Agricultural Research Service, Burns, OR (146)

 

2:00   †Management of Hare Barley (Hordeum murinum ssp. leporinum) in Cool Season Grass Pastures with Aminopyralid and Imazamox. Jessica L. Haavisto*, Gene Pirelli, Andrew G. Hulting; Oregon State University, Corvallis, OR (147)

 

2:15   The Biology and Management of Ventenata (Ventenata dubia). Stephen M. Van Vleet*; Washington State University, Colfax, WA (148)

 

2:30   Field Growth Comparisons of Invasive Alien Annual and Native Perennial Grasses in Monocultures. Seema Mangla*1, Roger Sheley2, Jeremy James3; 1Oregon State University, Corvallis, OR, 2USDA-Agricultural Research Service, Burns, OR, 3USDA-Agricultural research service, Burns, OR (149)

 

2:45   The Response of Direct Seeded Pili Grass, a Native Hawaiian Grass,(Heteropogon contortus) to Preemergence Application of Oxadiazon in a Simulated Hydromulch Application for Roadway Establishment. Scott B. Lukas1, Joseph DeFrank*2; 1University of Hawaii, Honolulu, HI, 2University of Hawaii, Honolulu, HI (150)

 

3:00   Break

 

3:15   Discussion

 

4:00   Discussion




WEDNESDAY  AFTERNOON    MARCH 9

Weeds of Agronomic Crops

LOCATION:   Suite C and D
TIME:   1:45 PM - 5:00 PM
CHAIR:   Andrew Hulting
    Oregon State University
    Corvallis, OR
CHAIR-ELECT:   Chad Asmus
    BASF Corporation
    Newton, KS
MODERATOR:   Andrew Hulting
    Oregon State University
    Corvallis, OR

 

*SPEAKER     † STUDENT CONTEST

 

1:45   †Tribenuron Enhanced Control of Yellow Foxtail (Setaria pumila) with Flucarbazone. Alicia E. Hall*, Kirk A. Howatt; NDSU, Fargo, ND (151)

 

2:00   Annual Bluegrass (Poa annua) Management in Established Grasses Grown for Seed with Indaziflam, Pyroxasulfone and Methiozolin. Andrew G. Hulting*, Daniel W. Curtis, Barbara J. Hinds-Cook, Carol Mallory-Smith; Oregon State University, Corvallis, OR (152)

 

2:15   Alternative Herbicides for Diuron in Carbon Seeded Perennial Ryegrass (Lolium perenne) Grown for Seed. Daniel W. Curtis*, Barbara J. Hinds-Cook, Andrew G. Hulting, Carol Mallory-Smith; Oregon State University, Corvallis, OR (153)

 

2:30   †Analyzing Weed Seed Bank Data using Random Forest Regression. Rachel Unger*1, Ian C. Burke1, David R. Huggins2; 1Washington State University, Pullman, WA, 2USDA-ARS, Pullman, WA (154)

 

2:45   Broadleaf Weed Control in Field Corn with Preemergence Followed by Sequential Postemergence Herbicides. Richard N. Arnold*, Michael K. O'Neill, Kevin A. Lombard; New Mexico State University ASC, Farmington, NM (155)

 

3:00   Break

 

3:15   Discussion

 

4:00   Discussion




WEDNESDAY  AFTERNOON    MARCH 9

Teaching and Technology Transfer

LOCATION:   Suite B
TIME:   1:45 PM - 5:00 PM
CHAIR:   Jamshid Ashigh
    Extension Weed Specialist/Assistant Professor
    Las Cruces, NM
CHAIR-ELECT:   Gustavo Sbatella
    University of Nebraska
    Scottsbluff, NE
MODERATOR:   Jamshid Ashigh
    Extension Weed Specialist/Assistant Professor
    Las Cruces, NM

 

*SPEAKER

 

1:45   Herbicide Resistance Education and Training Modules Sponsored by WSSA. Jill Schroeder*1, Wes Everman2, Les Glasgow3, David Shaw4, John Soteres5, Jeff Stachler6, Francois Tardif7; 1New Mexico State University, Las Cruces, NM, 2Michigan State University, Lansing, MI, 3Syngenta Crop Protection, Greensboro, NC, 4Mississippi State University, Starkville, MS, 5Monsanto Company, St. Louis, MO, 6North Dakota State University and University of Minnesota, Fargo, ND, 7University of Guelph, Guelph, ON (156)

 

2:00   Program Evaluation: How to Increase Knowledge Gained and Measure Knowledge Retained. Wendy V. Hamilton*; New Mexico State University, Las Cruces, NM (157)

 

2:15   Attempts to Overcome Poor Efficacy from Large Spray Droplets. Kirk A. Howatt*; NDSU, Fargo, ND (158)

 

2:30   Acidic Ammonium Sulfate (AMS) Replacement Adjuvants - Aberrant or Active? Rich Zollinger*; North Dakota State University, Fargo, ND (159)

 

2:45   Break

 

3:00   Discussion

 

4:00   Discussion




WEDNESDAY  AFTERNOON    MARCH 9

Basic Biology and Ecology

LOCATION:   Suite A
TIME:   3:15 PM - 5:00 PM
CHAIR:   Kevin Kelley
    AgraServ, Inc.
    American Falls, ID
CHAIR-ELECT:   William McCloskey
    University of Arizona
    Tucson, AZ
MODERATOR:   Kevin Kelley
    AgraServ, Inc.
    American Falls, ID

 

*SPEAKER     † STUDENT CONTEST



THURSDAY  MORNING    MARCH 10

Education and Regulatory

LOCATION:   Suite B
TIME:   9:30 AM - 11:30 AM
CHAIR:   Marvin Butler
    Oregon State University
    Madras, OR
MODERATOR:   Marvin Butler
    Oregon State University
    Madras, OR

 

*SPEAKER

 

9:30   The Virtual Field Day (VFD): Web-based Video Presentations that Extend to a Broader Audience. James Leary*; University of Hawaii at Manoa, Kula, HI (160)

 

10:00   Educational Videos: A Way to Do More with Less. Joseph M. DiTomaso*; University of California, Davis, CA (161)

 

10:30   Web-Logs (Blogs) as an Extension Tool: Experiences of a Novice Blogger. Brad Hanson*1, David A. Doll2; 1Univ. of California, Davis, Davis, CA, 2University of California, Merced, CA (162)

 

11:00   Searchable Database: Web-Based Access to Research Information. Marvin D. Butler*, Rhonda R. Simmons; Oregon State University, Madras, OR (163)




THURSDAY  MORNING    MARCH 10

Weeds of Agronomic Crops

LOCATION:   Suite C and D
TIME:   9:30 AM - 11:00 AM
CHAIR:   Andrew Hulting
    Oregon State University
    Corvallis, OR
CHAIR-ELECT:   Chad Asmus
    BASF Corporation
    Newton, KS
MODERATOR:   Daniel Curtis
    Oregon State University
    Corvallis, OR

 

*SPEAKER     † STUDENT CONTEST

 

9:30   Benchmark Study: Four Years Later Trends in Weed Spectrum, Population Density, and Grower Perceptions on Glyphosate Resistance. Robert G. Wilson*; University of Nebraska-Lincoln, Scottsbluff, NE (164)

 

9:45   Palmer Amaranth Biotype Response to HPPD Inhibiting Herbicides. Curtis R. Thompson*, Nathan Lally, Dallas E. Peterson; Kansas State University, Manhattan, KS (165)

 

10:00   Glyphosate Resistant Kochia is Prevelant in Western Kansas. Phillip W. Stahlman*, Patrick W. Geier; Kansas State University, Hays, KS (166)

 

10:15   Herbicide Options for Control of Glyphosate Resistant Kochia. Andrew R. Kniss*1, Phillip W. Stahlman2, Patrick W. Geier2, Robert G. Wilson3, Gustavo M. Sbatella3, Philip Westra4, Michael J. Moechnig5, Richard M. Cole6, Jeffrey M. Tichota7; 1University of Wyoming, Laramie, WY, 2Kansas State University, Hays, KS, 3University of Nebraska-Lincoln, Scottsbluff, NE, 4Colorado State University, Ft. Collins, CO, 5South Dakota State University, Brookings, SD, 6Monsanto, St. Louis, MO, 7Monsanto, Centennial, CO (167)

 

10:30   MON63410 Efficacy and Weed Control in Sugar Beet. Don W. Morishita*1, Joel Felix2, J. Daniel Henningsen1, Joey K. Ishida2, Donald L. Shouse1; 1University of Idaho, Twin Falls, ID, 2Oregon State University, Ontario, OR (168)

 

10:45   Influence of Weed Emergence Cohorts on Sugarbeet Yield. Prashant Jha*, Josefina Garcia; Montana State University, Huntley, MT (169)




THURSDAY  MORNING    MARCH 10

Ecological Effects of Invasive Plants Symposium

LOCATION:   Salon II and III
TIME:   9:30 AM - 12:00 PM
CHAIR:   Shawna Bautista
    US Forest Service
    Portland, OR
CHAIR-ELECT:   Timothy Harrington
    USDA Forest Service
    Olympia, WA
MODERATOR:   Shawna Bautista
    US Forest Service
    Portland, OR

 

*SPEAKER

 

9:30   Ecology and Management of Invasive Species: A Conceptual Framework. Dean E. Pearson*, Yvette K. Ortega; USDA Forest Service, Missoula, MT (170)

 

10:00   Ecological Effects of Invasive Plants on Forest Ecosystems. Timothy B. Harrington*1, Mike Newton2; 1USDA Forest Service, Olympia, WA, 2Oregon State University, Corvallis, OR (171)

 

10:30   Break

 

11:00   Impact of Invasive Plants on Rangeland and Grassland Ecosystems. Joseph M. DiTomaso*, Guy B. Kyser; University of California, Davis, CA (172)

 

11:30   Spotted Knapweed and Songbirds: Understanding the Nature of Invader Impacts. Yvette K. Ortega*, Dean E. Pearson; USDA Forest Service, Missoula, MT (173)




THURSDAY  AFTERNOON    MARCH 10

Ecological Effects of Invasive Plants Symposium

LOCATION:   Salon II and III
TIME:   1:00 PM - 3:30 PM
CHAIR:   Shawna Bautista
    US Forest Service
    Portland, OR
CHAIR-ELECT:   Timothy Harrington
    USDA Forest Service
    Olympia, WA
MODERATOR:   Timothy Harrington
    USDA Forest Service
    Olympia, WA

 

*SPEAKER

 

1:00   Impact of Spartina and Its Control in Willapa Bay, WA on Migratory Shorebird Foraging. Kim Patten*1, Carol O'Casey2; 1Washington State University Long Beach Research and Extension Unit, Long Beach, WA, 2Washington State University, Long Beach, WA (174)

 

1:30   Microbial Enhanced Competitive Ability (MECA): Bacterial Endophytes Contribute to Increased Growth Rate, Defense and Allelochemicals in an Invasive Plant. Marnie E. Rout*1, Thomas H. Chrzanowski2, Thomas H. DeLuca3, William E. Holben1, Ragan M. Callaway1; 1University of Montana, Missoula, MT, 2University of Texas, Arlington, TX, 3Bangor University, Bangor, Wales (175)

 

2:00   Break

 

2:30   Impacts of Exotic Plants of Natural Areas: Methods and Outcomes of Experimental Research. Tanya C. Skurski*, Bruce D. Maxwell, Lisa J. Rew; Montana State University, Bozeman, MT (176)

 

3:00   Do Not Fiddle While Rome Burns: Directing Research to Address Management and Policy. Sarah H. Reichard*; University of Washington, Seattle, WA (177)