November 6, 2017

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U.S. Association of Official Seed Analysts - Updated AOSA Special Tolerances Computer Program for automatically calculating special purity tolerances for non-chaffy, chaffy, and super chaffy seed mixtures is now available

October 17, 2017

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USA - Correction to the 2017 Association of Official Seed Analysts (AOSA) Rules for Testing Seed

July 24, 2017

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Seed science community meets at the joint annual meeting of the International Seed Testing Association (ISTA), the Association Official Seed Analysts ( AOSA) and the Society Commercial Seed Technologists (SCST)

April 19, 2017

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USA - Seed Testing Research Foundation calls for proposals

April 11, 2017

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AOSA/SCST/ISTA Annual Meeting 2017 - Early registration ends on April 28

February 21, 2017

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Association of Official Seed Analysts (AOSA) and Society of Commercial Seed Technologists (SCST) - Proposed reorganization of the Germination & Dormancy Subcommittee 

February 14, 2017

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Bayer Company – ISAA Summer Workshop to be held July 18-19 in Parma, Idaho

January 30, 2017

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USDA Seed Regulatory and Testing Division to host its annual Seed Analyst Workshop in Gastonia, North Carolina August 14-16, 2017

January 12, 2017

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Registration now open for the joint Annual Meeting 2017 of the International Seed Testing Association  (ISTA) together with the Association Official Seed Analysts (AOSA) and the Society Commercial Seed Technologists (SCST)

December 19, 2016

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USA - Message from the Society of Commerical Seed Technologists re. Palmer amaranth, Amaranthus palmerii

December 5, 2016

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Pennsylvania Department of Agriculture to host North East Seed Analyst Workshop on January 18-19, 2017

December 2, 2016

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Canadian Weed Seed Order's webinar recording now available

March 9, 2011

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USA - The Association of Official Seed Analysts (AOSA) and the Society Commercial Seed Technologists (SCST) announce 2010 edition of the Tetrazolium Testing Handbook

October 29, 2010

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U.S. Association of Official Seed Analysts releases 2010 AOSA Rules for Testing Seeds

August 12, 2010

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Independent Professional Seed Association (IPSA) presents a seed sales by count overview