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  1. By: Horn, E. E. - United States. Bureau of Biological Survey. - U.S. Fish and Wildlife Service
    Publication info: Chicago, Ill, U.S. Dept. of the Interior, Fish and Wildlife Service, 1945
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Animals  California  Conservation of natural resources  Effect of forest management on  Forest management  Wildlife management  
  2. By: Horn, E. E. - United States. Bureau of Biological Survey. - U.S. Fish and Wildlife Service
    Publication info: Washington, D.C, U.S. Dept. of the Interior, Fish and Wildlife Service, 1939
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Animals  California  Conservation of natural resources  Effect of forest management on  Forest management  Wildlife management  
  3. By: Barrett, James W. (James Willis), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, [1965]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Effect of forest management on  Oregon  Ponderosa pine  Pringle Falls Experimental Forest  Spacing  Thinning