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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Belkin, John N. (John Nicholas), - Heinemann, Sandra J - Page, William A
    Type: Article
    In: Contributions of the American Entomological Institute
    Volume: 6
    Issue: 1
    Date: 1970
    Page Range: 1--458
    Publication Info: [Ann Arbor, Mich American Entomological Institute] 1964-