A ponderosa pine-lodgepole pine spacing study in central Oregon
Subtitle: results after 20 years
By: K.W. Seidel.
Contributors: Pacific Northwest Research Station (Portland, Or.)
Series: Research paper PNW -- 410.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1989
Place of publication: [Portland, Or.]
Language: eng
Number of pages: 14
Subjects: Forest thinning -- Oregon; Trees -- Oregon -- Growth; Ponderosa pine -- Oregon -- Spacing; Lodgepole pine -- Oregon -- Spacing
Other titles: Ponderosa pine lodgepole pine spacing study in central Oregon.
Notes: Cover title.

Distributed to depository libraries in microfiche.

"March 1989."

Bibliography: p. 14.