Alchemy and uncertainty
Subtitle: what good are models?
By: Fred L. Bunnell
Contributors: Pacific Northwest Research Station (Portland, Or.)
Series: General technical report PNW -- GTR-232; General technical report PNW -- 232
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1989
Place of publication: Portland Or
Language: eng
Number of pages: 27
Subjects: Habitat (Ecology) -- United States -- Mathematical models; Habitat (Ecology) -- Canada -- Mathematical models; Wildlife management -- United States -- Mathematical models; Wildlife management -- Canada -- Mathematical models
Notes: Cover title

Distributed to depository libraries in microfiche

"May 1989."

Includes bibliographical references (p. 22-27)