Woody-plant seed manual - Washington : Government Printing Office, 1948 - 416 p. : ilus. - U.S.D.A. Miscellaneous publication ; 654 . - U.S.D.A. Miscellaneous publication ; 654 . LCCN: 42694 Subjects--Topical Terms: Árboles--E.U.A.Arbustos--E.U.A.Semillas. Dewey Class. No.: 634.9562 / E83