Search results for: Pong, W. Y.

Showing 1 - 14 results of 14 Refine Results
  1. 1

    Wood density-moisture profiles in old-growth Douglas-fir and western hemlock

    Authors: Pong, W. Y.
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, 1986
    Physical Description: 2 unnumbered pages, 30 pages : illustrations ; 28 cm.
    Government Document Book
  2. 2

    Lumber recovery from incense-cedar in central California

    Authors: Pong, W. Y.
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, 1988
    Physical Description: 22 pages, 2 unnumbered pages : illustrations, 1 map ; 28 cm.
    Government Document Book
  3. 3

    Lumber recovery from young-growth red and white fir in northern California

    Authors: Pong, W. Y.
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1982
    Physical Description: 14 pages : illustrations, 1 map ; 28 cm.
    Government Document Book
  4. 4

    Characteristics of residues in a cable-logged area of old-growth Douglas-fir

    Authors: Pong, W. Y.
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1984
    Physical Description: 30 pages : illustrations ; 28 cm.
    Government Document Book
  5. 5

    Characteristics of residues in a balloon logged area of old-growth Douglas-fir

    Authors: Pong, W. Y.
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1976
    Physical Description: 14 pages ; 27 cm.
    Government Document Book
  6. 6

    Characteristics of residues in a helicopter logged area of old-growth Douglas-fir

    Authors: Pong, W. Y.
    Published: Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1978
    Physical Description: 33 pages : illustrations ; 27 cm.
    Government Document Book
  7. 7

    Lumber recovery from red and white fir in central California

    Authors: Pong, W. Y.
    Published: Pacific Northwest Forest and Range Experiment Station, U.S. Department of Agriculture, Forest Service, 1973
    Physical Description: 39 pages : illustrations, map ; 27 cm.
    Government Document Book
  8. 8

    Spatial distribution of lumber degrade in white fir trees

    Authors: Pong, W. Y.
    Published: Pacific Northwest Forest and Range Experiment Station, U.S. Department of Agriculture, Forest Service, 1974
    Physical Description: 18 pages : illustrations ; 27 cm.
    Government Document Book
  9. 9

    Wetwood in trees : a timber resource problem

    Authors: Ward, J. C.
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1980
    Other Authors: “…Pong, W. Y.…”
    Physical Description: 56 pages : illustrations ; 28 cm.
    Government Document Book
  10. 10

    Predicting lumber volume and value of young-growth true firs : users' guide

    Authors: Ernst, Susan
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1982
    Other Authors: “…Pong, W. Y.…”
    Physical Description: 14 pages : illustrations, 1 map ; 28 cm.
    Government Document Book
  11. 11

    Lumber recovery from ponderosa pine in northern California

    Authors: Ernst, Susan
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1985
    Other Authors: “…Pong, W. Y.…”
    Physical Description: 22 pages : illustrations, 1 map ; 28 cm.
    Government Document Book
  12. 12

    Veneer recovery of red and white fir-- California

    Authors: Woodfin, Richard O.
    Published: Pacific Northwest Forest and Range Experiment Station, U.S. Department of Agriculture, 1974
    Other Authors: “…Pong, W. Y.…”
    Physical Description: 48 pages : illustrations ; 27 cm.
    Government Document Book
  13. 13

    Pecky rot in incense-cedar : evaluation of five scaling methods

    Authors: Cahill, James M.
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, 1987
    Other Authors: “…Pong, W. Y.…”
    Physical Description: 10 pages : illustrations ; 28 cm.
    Government Document Book
  14. 14

    Estimating tree bole and log weights from green densities measured with the Bergstrom xylodensimeter

    Authors: Waddell, Dale R.
    Published: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1984
    Other Authors:
    Physical Description: 18 pages : illustrations ; 28 cm.
    Government Document Book