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  1. By: Cochran, P. H. - Jennings, J. W. - Youngberg, C. T. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: [Portland, Or.?], U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1984
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Cochran, P. H. - Lopushinsky, W. - McColley, P. D. - Pacific Northwest Research Station (Portland, Or.)
    Publication info: Portland, Or, U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1986
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  3. By: Cochran, P. H. - Newman, R. P. - Barrett, James W. (James Willis), - Pacific Northwest Research Station (Portland, Or.)
    Publication info: Portland, Or, U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest Research Station, 1991
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  4. By: Cochran, P. H. - Barrett, James W. (James Willis), - Pacific Northwest Research Station (Portland, Or.)
    Publication info: Portland, Or. (333 S.W. First Ave., P.O. Box 3890, Portland 97208-3890), U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1995]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  5. By: Cochran, P. H. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, [1976]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  6. By: Cochran, P. H. - Pacific Northwest Research Station (Portland, Or.)
    Publication info: Portland, Or. (333 S.W. First Ave., P.O. Box 3890, Portland 97208-3890), U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1998]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  7. By: Cochran, P. H. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, [1978]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  8. By: Cochran, P. H. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, [1977]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  9. By: Cochran, P. H. - 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, Forest Service, [1979]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  10. By: Cochran, P. H. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: [Portland, Or.?], U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, [1984]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  11. By: Cochran, P. H. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: [Portland, Or.?], U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, [1985]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  12. By: Cochran, P. H. - Pacific Northwest Research Station (Portland, Or.)
    Publication info: [Portland, Or.] (333 S.W. First St., P.O. Box 3890, Portland 97208-3890), U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1992]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library