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  1. By: United States. Forest Service. - New Mexico. Dept. of Agriculture.
    Publication info: [Washington, D.C.], U.S. Dept. of Agriculture, 1977
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Diseases and pests  Evergreens  Forest insects  Identification  Insects as carriers of plant disease  New Mexico
  2. By: United States. Bureau of Entomology and Plant Quarantine.
    Publication info: [Washington, D.C.], U.S. Department of Agriculture, Bureau of Entomology and Plant Quarantine, [1941]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Insect pests  Insects as carriers of plant disease  
  3. By: Davidson, Thomas R., - University of Alberta. Dept. of Entomology.
    Publication info: Edmonton, Alberta, [University of Alberta], [1945]
    Holding Institution: University of Alberta Library
    Subjects: Alberta  Control  Edmonton  Insects as carriers of plant disease  Potato leafroll disease  
  4. By: Kingsolver, John M. - Batra, Suzanne W. T. - Utmar, Joyce A.
    Publication info: [Washington, D.C.?], U.S. Dept. of Agriculture, Agricultural Research Service, 1984
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Bibliography  Insect-plant relationships  Insects as carriers of plant disease  Plant physiology