O.E.C.D. scheme for the varietal certification of cereal seed moving in international trade.

समान संसाधन

• O.E.C.D. scheme for the varietal certification of herbage seed moving in international trade.
  प्रकाशित: (1970)
• O.E.C.D. scheme for the varietal certification of sugar beet and fodder beet seed moving in international trade.
  प्रकाशित: (1970)
• Cereal seed technology : a manual of cereal seed production, quality control and distribution /
  प्रकाशित: (1975)
• Certification system for forest tree seed and planting stock /
  द्वारा: Vincent, T. G. (T. Gerry), 1941-
  प्रकाशित: (1987)
• Certification of source-identified Canadian tree seed under the O.E.C.D. scheme /
  द्वारा: Piesch, R. F.
  प्रकाशित: (1976)