Techniques for monitoring pileated woodpeckers
By: Evelyn L. Bull, Richard S. Holthausen, and Mark G. Henjum.
Contributors: Holthausen, Richard S.; Henjum, Mark G.; Pacific Northwest Research Station (Portland, Or.)
Series: General technical report PNW -- GTR-269.; General technical report PNW -- 269.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1990
Place of publication: Portland, Or
Language: eng
Number of pages: 13
Subjects: Pileated woodpecker -- Northwestern States.
Notes: Cover title.

"September 1990."

Includes bibliographical references (p. 13).