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Seeds for our future : the U.S. National Plant Germplasm System
- United States Agricultural Research Service.
- Program aid (United States. Department of Agriculture) ; no. 1470 1996
- National Plant Germplasm System (U.S.), Germplasm resources, Plant -- United States, Crops -- Germplasm resources -- United States, plant genetic resources, germplasm conservation, and United States
- U.S. Dept. of Agriculture, Agricultural Research Service
- USDA publications