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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Quaintance, A. L. (Altus Lacy), - United States. Bureau of Entomology. - United States. Department of Agriculture.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, Bureau of Entomology, 1908
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Agicultural pests  Apple maggot  Apples  Diseases and pests  
  2. By: Patch, Edith M. (Edith Marion), - Munson, W. M. (Welton Marks),
    Publication info: Orono, Maine Agricultural Experiment Station, 1904
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Apple maggot  Insect pests  Maine  
    BHL Collections: Women in Natural History
  3. By: Chapman, P. J. (Paul Jones), - Hess, A. D. (Archie Davilla),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1941
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Apple maggot  Apples  Diseases and injuries  Storage  
  4. By: Illingworth, J. F.,
    Publication info: Ithaca, N.Y, 1912
    Holding Institution: Library of Congress
    Subjects: Apple maggot