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  Slide Presentations from Past Meetings
 
The Western Society of Weed Science strives to expand educational opportunities to its members and others involved in plant sciences.  The following slide presentations are for educational purposes only and may not portray the thoughts and views of the entire Society membership.  Questions about material contained in each presentation should be directed back to the author and not the Society.

NOTE:  Many of the PFD file sizes are large.  Please view the file size before downloading.  Thank you for your patience.
 

2011

Please click the title to view presentation

 

Invasive Plants Symposium - Spokane, WA

 

2009

Please click the title to view presentation

 

Biological Control of Invasive Plants - Albuquerque, NM.

 

 

Jointed Goatgrass Symposium - Albuquerque, NM.

 

Symposium Booklet (papers and posters)  (1 MB)

 

Numbers in symposium booklet correspond to the numbering listed below:

 

Papers

 

[1] National Jointed Goatgrass Research Program: History, Politics and Administration.

Darrell L. Hanavan*, Executive Director, Colorado Wheat Administrative Committee, Centennial, CO and Alex Ogg, National Jointed Goatgrass Program, Ten Sleep, WY.
[Abstract Only]

[2] Climatic Variability as a Driving Force For Integrated Weed Management.

Doug Schmale*, National Jointed Goatgrass Program, Lodgepole, NE and Randy Anderson, ARS-USDA, Brookings, SD.
(237 KB)

[3] Integrated Management of Jointed Goatgrass in the Pacific Northwest.

Frank Young*, ARS-USDA, Pullman, WA; Joe Yenish, Washington State University, Pullman; Dan Ball, Oregon State University, Pendleton; and Donn Thill, University of Idaho, Moscow.
(2.3 MB)

[4] Integrated Jointed Goatgrass Management Systems in the Central and Southern Great Plains.

Phillip W. Stahlman* and Patrick W. Geier, Kansas State University, Hays; and Thomas F. Peeper, Oklahoma State University, Stillwater.
(273 KB)

[5]
Impact of Weed Genetics on Weed Management: Jointed Goatgrass in Wheat--A Case Study.

Carol Mallory-Smith*, Oregon State University, Corvallis and Robert Zemetra*, University of Idaho, Moscow.
(567 KB)

[6] How the Principles Developed in This National Program Can Be Applied to Other Invasive Weed Problems: A Brainstorming Session.

Phil Westra*, Colorado State University, Ft. Collins and Drew Lyon, University of Nebraska, Scottsbluff, NE.
[Abstract Only]

Posters

[7] Jointed Goatgrass Research from Wyoming and Nebraska.

Stephen D. Miller*, Andrew R. Kniss, David W. Wilson, University of Wyoming, Laramie, and Drew J. Lyon, University of Nebraska, Scottsbluff.
(4.2 MB)

[8] Jointed Goatgrass Research in Colorado Over Eleven Years.

Philip Westra*, Todd Gaines, Pat Byrne, Sarah Ward, and Scott Nissen, Colorado State University, Ft. Collins; and Dale Shaner, USDA-ARS, Ft. Collins, CO.
(2.3 MB)

[9] Controlling Jointed Goatgrass In The Central Great Plains.

Robert N. Klein* and Gordon E. Hanson, University of Nebraska, North Platte.
(549 KB)

[10] Jointed Goatgrass Management Strategies in Oklahoma Winter Wheat.

Thomas F. Peeper*, Oklahoma State University, Stillwater.
(241 KB)

[11] Developing a Jointed Goatgrass Management Program for the Intermountain West.

Ralph E. Whitesides*, Corey V. Ransom, Utah State University, Logan; and Don W. Morishita, University of Idaho, Twin Falls.
(389 KB)

[12] Influence of Fallow Tillage on Jointed Goatgrass Emergence and Competition in Winter Wheat.

Daniel A. Ball*, Oregon State University, Pendleton; Jack O. Evans, Utah State University, Logan; Gail A. Wicks, University of Nebraska, North Platte.
(731 KB)

[13] Competitive Wheat: A Key Component in Integrated Weed Management.

Steven Seefeldt, USDA-ARS, Fairbanks, AK and Alex Ogg*, USDA-ARS (retired), Ten Sleep, WY.
(339 KB)

[14] Jointed Goatgrass Best Management Practices and Clearfield Wheat Risk Assessment.

Phillip W. Stahlman*, Patrick W. Geier, John C. Frihauf, and Anthony D. White. Kansas State University, Hays; Monsanto Co., Hannibal, MO.
(312 KB)

[15] Pacific Northwest Extension Activities on Jointed Goatgrass.

Joseph P. Yenish*, Roland Schirman, Doug Schmale, and Eric Zakarison, Washington State University, Pullman.
(654 KB)

[16] Pacific Northwest USDA-ARS Research and Extension Activities.

Frank L. Young*, USDA-ARS, Pullman; Joseph P. Yenish, Laylah S. Sullivan, Washington State University, Pullman; Daniel A. Ball, Oregon State University, Pendleton; Donn C. Thill, and Richard S. Zemetra, University of Idaho, Moscow.
(1.6 MB)

[17] WERA-077 Managing Invasive Weeds in Wheat.

Joe Yenish*, Washington State University, Pullman; Andy Hulting, Oregon State University, Corvallis; Andrew Kniss, University of Wyoming, Laramie; Drew Lyon, University of Nebraska, Scottsbluff; and Phil Westra, Colorado State University, Fort Collins.
(1.2 MB)

[18] Prediction and Prevention of Seed Production in Jointed Goatgrass.

Daniel A. Ball*, Oregon State University, Pendleton; and Alex G. Ogg Jr., USDA-ARS, Pullman, WA (retired).
402 KB)

[19] Seed Dormancy and Germination Characteristics of Jointed Goatgrass.

Lynn Fandrich* and Carol Mallory-Smith, Oregon State University, Corvallis.
(726 KB)


[20] Seed Shattering In Jointed Goatgrass (Aegilops Cylindrica) Populations From Cropping And Not Cropping Environments.

Elena Sanchez-Olguin*, Carol Mallory-Smith, Oregon State University, Corvallis Oregon.
(20.1 MB)


[21] Ecotype Response Of Jointed Goatgrass Caryopses To Vernalization Duration.

Michael Quinn*, Carol Mallory-Smith, Oregon State University, Corvallis, OR; And Lynn Fandrich, Colorado State University, Fort Collins, CO.
(1.8 MB)

[22] Size of Jointed Goatgrass Seed Varies by Floret Position.

Lynn Fandrich* and Carol Mallory-Smith, Oregon State University, Corvallis.
(755 KB)

[23] Determining Physiological Maturation Of Jointed Goatgrass (Aegilops Cylindrica) Caryopses.

Michael P. Quinn* and Don W. Morishita, University of Idaho, Twin Falls; William I. Price, University of Idaho, Moscow.
(3.3 MB)

[24] Molecular Evidence For Genetic Structure In Jointed Goatgrass (Aegilops Cylindrica).

Bethany F. Econopouly*, John K. McKay, Harald Meimberg, Scott Reid, and Philip Westra, Colorado State University, Fort Collins.
(2.5 MB)

[25] Assessing the Risk of Gene Flow Between Wheat and Jointed Goatgrass.

Z. Wang, M. Rehman, J. Hansen, and R.S. Zemetra, University of Idaho; A. Perez-Jones, L. Kroiss, H. Gandi, C. Watson, O. Riera-Lizarazu, M.I. Vales, and C. Mallory-Smith, Oregon State University.
(377 KB)

[26] Where the Money Was Spent.

Alex Ogg*, USDA-ARS (retired), Ten Sleep, WY
(164 KB)
 

2007

Please click the title to view presentation

 

Knotweed Symposium - Held at WSWS Annual Meeting in Portland, OR.

 

Proceedings Booklet (papers and posters)  (297 KB)

 

Numbers in proceedings correspond to the numbering listed below:

  1. The Genetics of Invasive Knotweed Species in Europe.
         J. Bailey, Univ. of Leicester, UK
           (66 slides; 7.5 MB)

  2. Invasion dynamics and Ecology of Knotweeds in Central Europe: A Hybrid Superior to Parental Species.
         P. Pysek, Insitute of Botany, Acad Sci Czech Republic, Pruhonice, Czech Republic
        
    (44 slides; 2.3 MB)

  3. Vegetative Regeneration by Japanese Knotweed.
         J. Brock, Arizona State Univ, Mesa.
           (25 slides; 572 KB)

  4. Current Status of Herbicides for Controlling Invasive Knotweeds in the United States.
         T. Miller, Washington State Univ., Mount Vernon.
           (44 slides; 2.5 MB)

  5. Herbicide Trials for Bohemian Knotweed.
         K. Patten and C. Metzger, Washington State Univ, Long Beach.
           (37 slides; 4.1 MB)

  6. Ecological Consequences of Giant Knotweed (Polygonum sachalinese) Invasion into Pacific Northwest Riparian Forests.
         L. Urgenson and S. Reichard, Univ. of Washington, Seattle.
           (31 slides; 2.4 MB)

  7. Developing a Biological Control program for Invasive Knotweeds.
         F. Grevstad et al. University of Washington, Long Beach.
           (66 slides; 7.5 MB) 
       
     (Second slide set
    37 slides; 5.2 MB)

  8. The Role of Temporal and Spatial Variability in the treatment of Bohemian Knotweed on the Hoh River, Washington, USA.
         D. Campbell et al., National Park Service, Port Angeles, WA.
           (34 slides; 7.4 MB)

  9. What is the Threat from Invasive Knotweed Seed Production?
         T. Miller, Washington State Univ., Mount Vernon.
           (19 slides; 7.5 MB)

  10. Invasive Knotweed Control in King County, Washington.
         S. Shaw, King County Noxious Weed Program, Seattle, WA
           (44 slides; 3.2 MB)

  11. Management of Knotweed in the Upper Skagit River Basin of Washington
         M. Holman, Skagit Coop. Weed Management Area, The Nature Conservancy.
           (19 slides; 889 KB)

  12. Eradicating Small Knotweed Patches Without Herbicide.
         S. Nickelson, Seattle Public Utilities, North Bend, WA.
           (27 slides; 2.7 MB)

  13. Non-Herbicidal Treatments of Japanese and Himalayan Knotweed on the Queen Charlotte Islands, BC.
         M. Cheney, Northwest Invasive Plant Council, Masset, BC Canada.
           (74 slides; 8.3 MB)

  14. Replacing Knotweed with Desirable Vegetation in Northern Coastal Oregon.
         G. Aherens, Oregon State Univ. Ext., Astoria.
           (28 slides; 2.5 MB)

  15. The Nature Conservancy's Sandy River Watershed Knotweed Control Program: Lessons from Six Years of Landscape Scale Control.
         J. Soll, The Nature Conservancy, Portland, OR.
           (31 slides; 2.2 MB)

  16. The Washington State Program for the Control of Invasive Knotweeds.
         M. Udo, Washington Dept. of Agric., Olympia.
           (28 slides; 2.9 MB)

 

2006

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The Shadow of 911 - Agricultural Bioterrorism in North America

 

2004

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General Information

Salt Cedar Symposium

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