Contents
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Comparative Efficacy of Pyrethroid Insecticides Against Symphylans in Tall Fescue Seed Crops
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Soil Carbon Stock Response to Subsurface Drainage in the North Willamette Valley
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Lethality of Three Species of Phasmarhabditis Nematodes to Gray Field Slugs in a Microcosm Study
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Preemergent Herbicides for Downy Brome Control in Established Kentucky Bluegrass Grown for Seed
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Residue Management Influence on Downy Brome Control in Established Kentucky Bluegrass Grown for Seed
Author Index
Central Oregon Agricultural Research Center—OSU
J.F. Spring, Agronomist, Central Oregon Seeds, Inc. Madras, OR
Department of Crop and Soil Science—OSU
N.P. Anderson, Professor, Extension Seed Production Specialist
- Comparative Efficacy of Pyrethroid Insecticides Against Symphylans in Tall Fescue Seed Crops
- Industry Survey of Current Practices and Perspectives on Clover Seed Weevil Management in White Clover Seed Production
- Effect of Spring Defoliation and Trinexapac-ethyl (Palisade EC) Plant Growth Regulator on Annual Ryegrass Seed Crops
B.C. Donovan, Faculty Research Assistant
N. Kaur, Assistant Professor, Extension Entomology Specialist
- Comparative Efficacy of Pyrethroid Insecticides Against Symphylans in Tall Fescue Seed Crops
- Industry Survey of Current Practices and Perspectives on Clover Seed Weevil Management in White Clover Seed Production
S. Mahoney, Undergraduate Extnsion Intern
D.J. Maliszewski, Faculty Research Assistant
R.J. Mc Donnell, Associate Professor
C.H. Richart, Faculty Research Assistant
G. Tiwari, Graduate Student
A.A Tomasek, Assistant Professor, Extension Soil and Water Quality Specialist
A.R. Willette, Faculty Research Assistant
Department of Integrative Biology—OSU
D.R. Denver, Professor
D.K. Howe, Senior Faculty Research Assistant
Extension Service—OSU
K.C. Tanner, Field Crops Extension Agent, Linn, Benton and Lane Counties
- Industry Survey of Current Practices and Perspectives on Clover Seed Weevil Management in White Clover Seed Production
- Evaluating Diphacinone and Chlorophacinone Rodenticides in Bait Boxes for Vole Control in Grass Seed Crops
D.L. Walenta, Extension Agronomist, Union Baker and Wallowa Counties
- Preemergent Herbicides for Downy Brome Control in Established Kentucky Bluegrass Grown for Seed
- Residue Management Influence on Downy Brome Control in Established Kentucky Bluegrass Grown for Seed
North Willamette Research and Extension Center—OSU
D.M. Lightle, Assistant Professor (Practice)
National Forage Seed Production Research Center, Corvallis, OR—USDA-ARS
L.C Breza, Postdoctoral Fellow
S.J. Dorman, Research Entomologist
- Comparative Efficacy of Pyrethroid Insecticides Against Symphylans in Tall Fescue Seed Crops
- Industry Survey of Current Practices and Perspectives on Clover Seed Weevil Management in White Clover Seed Production
J.M. Moore, Research Soil Scientist
K.M. Trippe, Research Microbiologist
Credits
This report has been published with a grant from the Oregon Seed Council
Appreciation is expressed to the Officers of the 2023–2024 Oregon Seed Council:
Kate Hartnell, President
Alex Duerst, First Vice President
David Goracke, Second Vice President
Emily Woodcock, Treasurer
Becky Berger, Immediate Past President
Business Address
Oregon Seed Council
28415 SW Villebois Dr. N
Wilsonville, OR 97070
Tel: (503) 585-1157
E-mail: Megan@MAC-Consulting-LLC.com
www.oregonseedcouncil.org
Sincere appreciation is also extended to the growers who have allowed trials to be conducted on their farms. Data presented in many of the research reports would not be available without their cooperation.
Lastly, appreciation is expressed to Teresa Welch, Wild Iris Communications, for her conscientious attention to detail in formatting this manuscript for publication.