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  1. By: Van Der Velden, Joan A.
    Type: Article
    In: Beiträge zur Entomologie
    Volume: 74
    Issue: 2
    Date: 2024-8-26
    Page Range: 193--198
    Publication Info: Berlin Akademie-Verlag 1951-1997
    Subjects: backyard  Biodiversity  biometrical identification  decline of insects  photographic capture  suburban garden  syrphids