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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Sidhu, Dalbinder Singh - Kaur, Surinder Pal - Kumar, Nirmal
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 90
    Date: 1982
    Page Range: 237--240
    Publication Info: Lawrence, Kan Allen Press [etc.]