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Biology and control of the corn leaf aphid with special reference to the southwestern states


Author:
Wildermuth, V. L. and Walter, E. V.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 306 1932
Year:
1932
Subject:
Corn -- Diseases and pests -- Southwestern States
Format:
22 p. : ill., maps ; 24 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection