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Collections Organic Roots Collection Remove constraint Organic Roots Collection: Organic Roots Collection Subjects biopesticides Remove constraint biopesticides: biopesticides Subjects Quassia Remove constraint Quassia: Quassia

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1. Control of aphids injurious to orchard fruits, currant, gooseberry and grape

Author:: Quaintance, A. L. (Altus Lacy) , 1870-1958 , Baker, A. C. (Arthur Challen) , 1885-
Subject:: plant pests , orchards , tree fruits , small fruits , insect pests , control methods , cultural control , natural enemies , biological control agents , spraying , insecticidal soaps , Quassia , biopesticides , botanical pesticides , Aphidoidea , Aphids Control , Fruit Diseases and pests
Physical description:: 48 p. : ill. ; 23 cm.
Additional Author(s):: Quaintance, A. L. (Altus Lacy) , 1870-1958Baker, A. C. (Arthur Challen) , 1885-
Collection:: Organic Roots Collection
Series:: Farmers' bulletin