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Start Over You searched for: Publisher Entomology and Plant Quarantine Bureau Remove constraint Publisher: Entomology and Plant Quarantine Bureau Publish Year Decade 1930 - 1939 Remove constraint Publish Year Decade: 1930 - 1939

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621. Angoumois grain moth; [by E. A. Back].

627. Boll-weevil problem; [by W. D. Hunter and B. R. Coad].