Tree growth in thinned and unthinned white fir stands 20 years after a Douglas-fir tussock moth outbreak
By: Boyd E. Wickman.
Contributors: Pacific Northwest Research Station (Portland, Or.)
Series: Research note PNW -- 477.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1988
Place of publication: Portland, Or
Language: eng
Number of pages: 11
Subjects: Douglas fir -- California, Northern -- Growth.; Douglas fir -- Diseases and pests -- California, Northern.; Douglas-fir tussock moth.
Notes: Caption title.

Distributed to depository libraries in microfiche.

"July 1988."

Includes bibliographical references.