Quality declared seed system : expert consultation, Rome 5-7 May 2003 : FAO Seed and Plant Genetic Resources Service. - Rome : Food and Agriculture Organization of the United Nations, 2006. - ix, 243 p. ; 30 cm. ISBN: 9251055106 Subjects--Topical Terms: Seed technologySeedsSeed industry and trade Dewey Class. No.: 631 FOO 2006 A041 Or.