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American Seed Trade Association
Association of American Seed Control Officials - Link to RUSSL Laws
Association of Official Seed Analysts (AOSA)
Association of Official Seed Certifying Agencies
Canadian Food Inspection Agency
Commercial Seed Analysts Association of Canada
European Union-Agriculture
Front Range Seed Analysts
Hoffman Manufacturing, Inc.
International Seed Testing Association (ISTA)
International Seed Trade Federation (FIS)
International Society of Seed Technologists (ISST)
National Seed Health System
North American Plant Protection Organization
Organization for Economic Cooperation and Development (OECD)
Oregon Department of Agriculture
Oregon Seed Council
Oregon Seed Association (OSA)
Oregon State Seed Certification
Pacific Seed Association
Society of Commercial Seed Technologists (SCST)
United States Department of Agriculture (USDA)
USDA Federal Noxious Weed Program
USDA Plants Database
USDA Seed Regulatory and Testing Programs-Publications
  • Current State Noxious-weed seed requirements
  • Virtual Seed Herbarium-Hosted by Ohio State University

    Woody Plant Seed Manual US Forest Service Dept. of Ag.

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