USDA National Agricultural Library This 23-minute video is a historical silent motion picture produced by the USDA in the 1920s. …
Naturalized Plant Immigrants: A Bureau of Plant Industry Picture

USDA National Agricultural Library This 23-minute video is a historical silent motion picture produced by the USDA in the 1920s. …
Gayle Volk This ebook will have content relating to plant genebank management, based primarily on policies in the U.S. …
Gary Kinard and Karen Williams The purpose of this chapter is to provide an overview of regulatory considerations …