Growth of ponderosa pine poles thinned to different stocking levels in central Oregon
By: James W. Barrett.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research paper PNW -- 311.; Research paper PNW -- 311.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1983
Place of publication: Portland, Or
Language: eng
Subjects: Ponderosa pine.
Notes: Distributed to depository libraries in microfiche.

"December 1983."

Bibliography: p. 9.