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作者 Davis, John J. (John June), 1885-1965.

题名 The pea aphis with relation to forage crops / by J.J. Davis.

出版资料 Washington, D.C. : U.S. Dept. of Agriculture, 1915.

复本

载体形态 67 p. : ill., 1 map ; 24 cm.
丛编 Bulletin / United States Department of Agriculture ; no. 276
Bulletin of the U.S. Department of Agriculture ; no. 276.
Notes Caption title.
"September 29, 1915."
"Professional paper."
Errata sheet included.
With: Bound With: Forest pathology in forest regulation.
Bibliography Includes bibliographical references (p. 55-67).
主题 Pea aphid.
Legumes -- Diseases and pests.
政府出版物号 A 1.3:276