Showing 1 - 8 results of 8 for search 'Worthington, Norman P., 1903-', query time: 0.03s Refine Results
  1. 1
    Labor requirements in thinning Douglas-fir and western hemlock on two experimental forests in western Washington /

    Labor requirements in thinning Douglas-fir and western hemlock on two experimental forests in western Washington / by Worthington, Norman P., 1903-

    Published 1966
    Government Document Book
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  2. 2
    Light thinning of Douglas-fir does not stimulate regeneration /

    Light thinning of Douglas-fir does not stimulate regeneration / by Worthington, Norman P., 1903-

    Published 1964
    Government Document Book
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  3. 3
    Response to thinning 60-year-old Douglas-fir /

    Response to thinning 60-year-old Douglas-fir / by Worthington, Norman P., 1903-

    Published 1966
    Government Document Book
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  4. 4
    Red alder : its management and utilization /

    Red alder : its management and utilization / by Worthington, Norman P., 1903-

    Published 1962
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  5. 5
    Thirteen years of thinning in a Douglas-fir woodland /

    Thirteen years of thinning in a Douglas-fir woodland / by Worthington, Norman P., 1903-

    Published 1963
    Government Document Book
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  6. 6
    Economic considerations in management of Douglas-fir growing stock : a case study /

    Economic considerations in management of Douglas-fir growing stock : a case study / by Worthington, Norman P., 1903-

    Published 1964
    Government Document Book
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  7. 7
    Commercial thinning of Douglas-fir in the Pacific Northwest /

    Commercial thinning of Douglas-fir in the Pacific Northwest / by Worthington, Norman P., 1903-, Staebler, George R.

    Published 1961
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  8. 8
    Procedure for developing a site index estimating system from stem analysis data /

    Procedure for developing a site index estimating system from stem analysis data / by Johnson, Floyd A. (Floyd Alfred), 1911-

    Published 1963
    Other Authors: “…Worthington, Norman P., 1903-…”
    Government Document Book
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