Influence of grazing and age on crown characteristics in bitterbrush
By: by Burt R. McConnell and Justin G. Smith.
Contributors: Smith, Justin G.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: Research note -- PNW-146.; USDA Forest Service research note PNW -- 146.
Publisher: Pacific Northwest Forest and Range Experiment Station, USDA Forest Service
Published: 1971
Place of publication: Portland, Or
Language: eng
Subjects: Purshia tridentata -- Effect of grazing on -- Oregon.
Notes: Caption title.

"April 1971."

Includes bibliographical references.