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  1. By: Montana. Pesticides Demonstration Program.
    Publication info: Helena, State Dept. of Health and Environmental Sciences, Environmental Sciences Division, Solid Waste Management Bureau, Pesticides Demonstration Program, [1975?]
    Holding Institution: Montana State Library
  2. By: Montana. Pesticides Demonstration Program.
    Publication info: Helena, Mont, State Dept. of Health and Environmental Sciences, Environmental Services Bureau, Pesticides Demonstration Program, [1972?]
    Holding Institution: Montana State Library