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Manual for testing agricultural and vegetable seeds / United States Department of Agriculture
(Agriculture handbook / United States Department of Agriculture ; no. 30)

データ種別	図書
出版情報	Washington, D. C. : U.S. Dept. of Agriculture Washington, D. C. : for sale by the Supt. of Docs., U.S. Govt. Print. Off. , 1952
本文言語	英語
大きさ	vi, 440 p. : ill. ; 24 cm