Production rates in commercial thinning of young-growth Douglas-  fir
By: by Thomas C. Adams.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: U.S. Forest Service research paper PNW -- no. 41.; U.S. Forest Service research paper PNW -- 41.
Publisher: Pacific Northwest Forest & Range Experiment Station, U.S. Dept. of Agriculture
Published: 1967
Place of publication: [Portland, Or.]
Language: eng
Number of pages: 35
Subjects: Logging -- Costs.; Douglas fir.
Notes: Cover title.

Bibliography: p. 23.