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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Nakahara, S., - United States. Animal and Plant Health Inspection Service. Plant Protection and Quarantine Programs.
    Publication info: [Beltsville, MD], United States Department of Agriculture, Animal and Plant Health Inspection Service, Plant Protection and Quarantine, July 1982
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Citrus whitefly  Insect pests  
  2. By: Morrill, A. W. (Austin Winfield), - Yothers, W. W. - United States. Bureau of Entomology. - United States. Department of Agriculture.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, Bureau of Entomology, 1909
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Agricultural pests  Citrus whitefly  Control  Fumigation  
  3. By: Woglum, R. S. (Russell Sage)
    Publication info: Washington, Govt. print. off, 1913
    Holding Institution: Library of Congress
    Subjects: Citrus whitefly