Fifty-year development of Douglas-fir stands planted at various spacings
By: Donald L. Reukema.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.); United States. Forest Service.
Series: Research paper PNW -- 253.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service
Published: 1979
Place of publication: Portland, Or
Language: eng
Number of pages: 21
Subjects: Douglas fir; Douglas fir -- Spacing
Other titles: Fifty year development of Douglas-fir stands planted at various spacings.
Notes: Cover title.

Issued Apr. 1979.

Bibliography: p. 20.