Possible grouse damage on true firs
By: by Carroll B. Williams, Jr.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: U.S. Forest Service research note PNW -- 39.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture
Published: 1966
Place of publication: Portland, Or
Language: eng
Subjects: Blue grouse -- Food -- Oregon -- Mount Hood National Forest.; Conifers -- Diseases and pests -- Oregon -- Mount Hood National Forest.; Conifers -- Wounds and injuries -- Oregon -- Mount Hood National Forest.
Notes: Caption title.

"April 1966."

Includes bibliographical references (p. 6-7)