Showing 1 - 20 results of 41 for search 'Curtis, Robert O.', query time: 0.22s Refine Results
  1. 1
    Levels-of-growing-stock cooperative study in Douglas-fir.
    by Curtis, Robert O.
    Published 1987
    Government Document Book
  2. 2
    Development of top heights and corresponding diameters in high-elevation noble fir plantations /
    by Curtis, Robert O.
    Published 2015
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    Government Document Book
  3. 3
    Levels-of-growing-stock cooperative study in douglas-fir : report no. 8-the LOGS study : twenty-year results /
    by Curtis, Robert O.
    Published 1986
    Government Document Book
  4. 4
    Development of top heights and corresponding diameters in high-elevation noble fir plantations /
    by Curtis, Robert O.
    Published 2015
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    Government Document eBook
  5. 5
    True fir spacing and yield trials : 20-year update /
    by Curtis, Robert O.
    Published 2013
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    Government Document eBook
  6. 6
    Procedures for establishing and maintaining permanent plots for silvicultural and yield research /
    by Curtis, Robert O.
    Published 1983
    Government Document Book
  7. 7
    Height growth and site index curves for western white pine in the Cascade Range of Washington and Oregon /
    by Curtis, Robert O.
    Published 1990
    Government Document Microform Book
  8. 8
    Estimating costs of improving Adirondack timber stands by killing culls with frills and sodium arsenite /
    by Curtis, Robert O.
    Published 1956
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    Government Document eBook
  9. 9
    True fir spacing trials : 10-year results /
    by Curtis, Robert O.
    Published 2008
    PURL
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    Government Document eBook
  10. 10
    Volume and taper tables for red alder /
    by Curtis, Robert O.
    Published 1968
    Government Document Book
  11. 11
    True fir-hemlock spacing trials : design and first results /
    by Curtis, Robert O.
    Published 2000
    Government Document Microform Book
  12. 12
    True fir spacing trials : 10-year results /
    by Curtis, Robert O.
    Published 2008
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    Government Document Book
  13. 13
    Levels-of-growing-stock cooperative study in Douglas fir : report no. 19, the Iron Creek study, 1966-2006 /
    by Curtis, Robert O.
    Published 2009
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    Government Document eBook
  14. 14
    Extended rotations and culmination age of coast Douglas-fir : old studies speak to current issues.
    by Curtis, Robert O.
    Published 1995
    Government Document Microform Book
  15. 15
    Some simulation estimates of mean annual increment of Douglas-fir : results, limitations, and implications for management /
    by Curtis, Robert O.
    Published 1994
    Government Document Microform Book
  16. 16
    Relation of initial spacing and relative stand density indices to stand characteristics in a Douglas-fir plantation spacing trial /
    by Curtis, Robert O.
    Published 2016
    ARLIS Document Server
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    Government Document Book
  17. 17
    Procedures for establishing and maintaining permanent plots for silvicultural and yield research /
    by Curtis, Robert O.
    Published 1983
    Government Document Microform Book
  18. 18
    Procedures for establishing and maintaining permanent plots for silvicultural and yield research /
    by Curtis, Robert O.
    Published 1983
    Get full text
    Government Document eBook
  19. 19
    Levels-of-growing-stock cooperative study in Douglas-fir : report no. 14-Stampede Creek, 30-year results /
    by Curtis, Robert O.
    Published 2002
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    Government Document Book
  20. 20
    Permanent-plot procedures for silvicultural and yield research /
    by Curtis, Robert O.
    Published 2005
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    Government Document eBook
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