Modifications of mixed-conifer forests by ruminant herbivores in the Blue Mountains ecological province
By: Robert A. Riggs ... [et al.].
Contributors: Riggs, Robert Alexander.; Pacific Northwest Research Station (Portland, Or.)
Series: Research paper PNW -- RP-527.; Research paper PNW -- 527.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 2000
Place of publication: Portland, Or
Language: eng
Number of pages: 77
Subjects: Herbivores -- Ecology -- Blue Mountains (Or. and Wash.); Forest ecology -- Blue Mountains (Or. and Wash.); Blue Mountains (Or. and Wash.)
Notes: Cover title.

"September 2000."

Includes bibliographical references (p. 53-68).

Also available on the Internet.