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  1. By: Patch, Edith M. (Edith Marion),
    Publication info: Orono, Maine Agricultural Experiment Station, 1909
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Adelgidae  Conifers  Diseases and pests  Maine
    BHL Collections: Early Women in Science | Women in Natural History
  1. By: Metz, Mark - Miller, Douglass - Dickey, Aaron - Bauchan, Gary - Ochoa, Ronald - Skvarla, Michael - Miller, Gary
    Type: Article
    In: ZooKeys
    Volume: 683
    Date: 2017
    Page Range: 39-50
    Publication Info: Pensoft Publishers 2017
    Subjects: Adelgidae  Aphididae  Coccidae  coccoidea  Phylloxeridae