Response of thinned white fir stands to fertilization with nitrogen plus sulphur
By: P.H. Cochran
Contributors: Pacific Northwest Research Station (Portland, Or.)
Series: Research note PNW -- RN-501; Research note PNW -- 501.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1991
Place of publication: Portland, Or. (319 S.W. Pine St., P.O. Box 3890, Portland 97208)
Language: eng
Number of pages: 15
Subjects: Forest thinning; Nitrogen fertilizers; Abies concolor
Notes: Distributed to depository libraries in microfiche.

"March 1991."

Includes bibliographical references (p. 13-15).