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 -- no. 253.; Research paper PNW -- 253.
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1979
Place of publication: [Portland, Or.]
Language: eng
Number of pages: 21
Subjects: Douglas fir.
Notes: Issued Apr. 1979.

Bibliography: p. 20.

Also issued online.