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Grasshoppers and their control


Author:
Parker, J. R. (John Robert)
Source:
Farmers' bulletin / United States Department of Agriculture ; no. 1828 1939
Year:
1939
Subject:
Grasshoppers, Locusts -- Control, crop damage, crop losses, seasonal growth, weather, natural enemies, biological control agents, insect diseases, population size, insect control, insect attractants, baiting, poisoning of animal pests, tillage, sowing, and direct seeding
Format:
38 p. : ill., maps ; 23 cm.
Language:
English
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection