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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Sullins, Monty, - Sullivan, Daniel,
    Publication info: Helena, MT, Montana Department of Agriculture, [date of publication not identified]
    Holding Institution: Montana State Library
    Subjects: Control  Effect of pesticides on  Montana  Pest control baits  Phosphides  Research  Rodents  
  2. By: United States. Entomology Research Branch. Section of Insects Affecting Man and Animals.
    Publication info: [Washington, D.C.?], Entomology Research Branch, Agricultural Research Service, U.S. Dept. of Agriculture, 1954
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Control  Flies  Pest control baits