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Hibernation of the corn earworm in the central and northeastern parts of the United States


Author:
Blanchard, R. A.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 838 1942
Year:
1942
Subject:
Heliothis zea, Corn -- Diseases and pests -- Northeastern States, and Corn -- Diseases and pests -- Middle West
Format:
14 p. : ill., 1 map ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection