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  1. By: Belthoff, James R. - King, R. Andrew. - United States. Agricultural Research Service. - United States. Bureau of Land Management. Idaho State Office.
    Publication info: Boise, Idaho, Idaho Bureau of Land Management, 1997
    Holding Institution: Bureau of Land Management
  2. By: Belthoff, James R. - Smith, Brian W. (Biologist) - United States. Bureau of Land Management. Idaho State Office. - Boise State University.
    Publication info: Boise, Idaho, U.S. Department of the Interior, Bureau of Land Management, Idaho State Office, 1998
    Holding Institution: Bureau of Land Management
  1. By: Belthoff, James R. - Powers, Leon R - Reynolds, Timothy D
    Type: Article
    In: The Great Basin naturalist
    Volume: 58
    Issue: 2
    Date: 1998
    Page Range: 167--183
    Publication Info: Provo, Utah, M.L. Bean Life Science Museum, Brigham Young University,
  2. By: Smith, B W - Belthoff, James R.
    Type: Article
    In: The journal of raptor research
    Volume: 35
    Issue: 4
    Date: 2001
    Page Range: 385--391
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  3. By: Moulton, C E - Brady, Ryan S. - Belthoff, James R.
    Type: Article
    In: The journal of raptor research
    Volume: 39
    Issue: 4
    Date: 2005
    Page Range: 429--438
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  4. By: Belthoff, James R. - Sparks, E J - Ritchison, G
    Type: Article
    In: The journal of raptor research
    Volume: 27
    Issue: 1
    Date: 1993
    Page Range: 8--15
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  5. By: Smith, B W - Belthoff, James R.
    Type: Article
    In: The journal of raptor research
    Volume: 35
    Issue: 2
    Date: 2001
    Page Range: 159--161
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  6. By: Belthoff, James R.
    Type: Article
    In: The journal of raptor research
    Volume: 21
    Issue: 2
    Date: 1987
    Page Range: 80--81
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-