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By: Roark, R. C. (Ruric Creegan) - United States. Office of Experiment Stations.
Edition:
Publication info: [Washington, D.C.], [U.S. Dept. of Agriculture, Bureau of Entomology and Plant Quarantine, Division of Insecticide Investigations], [1939]
Volume:
Series:
Holding Institution: University of Florida, George A. Smathers Libraries
Subjects: botanical insecticides Derris Insecticidal plants
BHL Collections: Expanding Access to Biodiversity Literature
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By: McDonnell, C. C. - Keenan, George Lawrence, - Roark, R. C. (Ruric Creegan)
Edition:
Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1920
Volume: no.824 (1920)
Series:
Holding Institution: U.S. Department of Agriculture, National Agricultural Library
Subjects: AgSpace Biochemistry biopesticides bio-pesticides botanical insecticides botanical pesticides insecticidal properties Insecticides Internet resource natural insecticides Natural pesticides
BHL Collections:
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By: McIndoo, N. E. (Norman Eugene), - United States. Office of Experiment Stations.
Edition:
Publication info: [Washington?], U.S. Dept. of Agriculture. Agricultural Research Administration. Bureau of Entomology and Plant Quarantine, 1943
Volume:
Series:
Holding Institution: University of Florida, George A. Smathers Libraries
Subjects: botanical insecticides Control Industrial applications Insect pests Nicotine Tobacco
BHL Collections: Expanding Access to Biodiversity Literature
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By: Roark, R. C. (Ruric Creegan) - United States. Office of Experiment Stations.
Edition:
Publication info: [Washington, D.C.], [U.S. Dept. of Agriculture, Bureau of Entomology and Plant Quarantine, Division of Insecticide Investigations], 1938
Volume:
Series:
Holding Institution: University of Florida, George A. Smathers Libraries
Subjects: Bibliography botanical insecticides Insecticidal plants
BHL Collections: Expanding Access to Biodiversity Literature
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By: USDA Neem Workshop Beltsville, Md.) - Locke, J. C. - Lawson, Roger, H.
Edition:
Publication info: [Washington, D.C.], U.S. Dept. of Agriculture, Agricultural Research Service, [1990]
Volume: ARS-86
Series:
Holding Institution: U.S. Department of Agriculture, National Agricultural Library
Subjects: Biological control botanical insecticides Congresses Insect pests neem Neem insecticide
BHL Collections: