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Collections Organic Roots Collection Remove constraint Organic Roots Collection: Organic Roots Collection Authors Roark, R. C. (Ruric Creegan) Remove constraint Roark, R. C. (Ruric Creegan): Roark, R. C. (Ruric Creegan) Subjects pesticides Remove constraint pesticides: pesticides Subjects botanical pesticides Remove constraint botanical pesticides: botanical pesticides Subjects Insecticides Remove constraint Insecticides: Insecticides

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1. A digest of the literature of derris (deguelia) species used as insecticides, 1747-1931

Author:: Roark, R. C. (Ruric Creegan)
Subject:: Dalbergia Bibliography , Insecticidal plants Bibliography , Insecticides , bibliographies , pesticides , botanical pesticides , biopesticides , botanical insecticides , pesticidal plants , rotenoids , rotenone
Physical description:: 86 p. ; 23 cm.
Additional Author(s):: Roark, R. C. (Ruric Creegan)
Collection:: Organic Roots Collection
Series:: Miscellaneous publication