Western gall rust on hard pines
By: by Roger S. Peterson, Rocky Mountain Forest and Range Experiment Station
Contributors: Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.); United States. Forest Service
Series: Forest pest leaflet -- 50; Forest insect & disease leaflet -- 50.
Publisher: Dept. of Agriculture, Forest Service
Published: 1960
Place of publication: Washington, D.C.?]
Language: eng
Subjects: Rust fungi; Pine; Diseases and pests
Notes: Caption title.

"September 1960."

Includes bibliographical references (p. 8).

Also available on the World Wide Web.