International Seed Testing Association

The International Seed Testing Association (ISTA) is an independent, non-profit organization founded during the 4th International Seed Testing Congress in 1924. Its members work to promote uniform methods of evaluating seeds being sold internationally to facilitate the international trading of seeds and to contribute to global food security. ISTA is involved in the development of internationally approved ISTA Rules for sampling and testing seed quality, laboratory accreditation and the promotion of seed science research and test development. Provided by Wikipedia