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  1. By: Schoenleber, L.G. - Butt, B. A. (Bill A.), - White, L. D.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Schoenleber, L.G. - White, L. D. - Butt, B. A. (Bill A.),
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  3. By: Schoenleber, L.G. - Butt, B. A. (Bill A.), - Hathaway, D.O.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  1. By: Stuart, L C - Butt, B. A. (Bill A.), - Bell, R. L.
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 86
    Date: 1989
    Page Range: 34--38
    Publication Info: [Victoria, etc.], Entomological Society of British Columbia,