Site index charts for Douglas-fir in the Pacific Northwest
By: by Grover A. Choate and Floyd A. Johnson.
Contributors: Johnson, Floyd A.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: Research note -- no. 161.; Research notes (Pacific Northwest Forest and Range Experiment Station (Portland, Or.)) -- no. 161.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1958
Place of publication: Portland, Or
Language: eng
Subjects: Douglas fir -- Growth -- Northwest, Pacific.; Site index (Forestry) -- Northwest, Pacific.
Notes: Caption title.

"August 1958."

Includes bibliographical references (p. 1).

Also issued online.