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Insect powder


Author:
McDonnell, C. C., Roark, R. C., and Keenan, George Lawrence
Source:
Bulletin of the U.S. Department of Agriculture ; no. 824 1920
Year:
1920
Subject:
Insecticides, botanical insecticides, botanical pesticides, insecticides, biopesticides, biochemistry, and insecticidal properties
Format:
100 p., 4 p. of plates ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection