Inventory of seeds and plants imported by the office of foreign seed and plant introduction during the period from july 1 to september30, 1917
Inventory of seeds and plants imported by the office of foreign seed and plant introduction during the period from july 1 to september30, 1917 - Washington 1922 - 1-55 p. - Plant, Seed U.S. Department of Agriculture, Bureau of Plant Industry. Bulletin No. 52 Nos. 44935 to 45220 .