Showing 1 - 3 results of 3 for search 'Johnsen, Thomas N.', query time: 0.03s Refine Results
  1. 1
    Sixty years of change on a central Arizona grassland-juniper wood-land ecotone.

    Sixty years of change on a central Arizona grassland-juniper wood-land ecotone. by Johnsen, Thomas N.

    Published 1979
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  2. 2
    Effects of tree and sawyer factors on costs of felling large alligator junipers /

    Effects of tree and sawyer factors on costs of felling large alligator junipers / by Miller, Robert L. (Forester)

    Published 1970
    Other Authors: “…Johnsen, Thomas N. (Thomas Norman), 1929-…”
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  3. 3
    Effects of pinyon-juniper removal on natural resource products and uses in Arizona /

    Effects of pinyon-juniper removal on natural resource products and uses in Arizona / by Clary, Warren P.

    Published 1974
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