An aid to identifying aspen diseases frequently encountered in the Southwest
By: by James W. Walters
Contributors: United States. Forest Service
Series: R-3 ; 75-22
Publisher: U.S. Dept. of Agriculture, Forest Service, Forest Insect and Disease Management, State and Private Forestry, Southwestern Region; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1975
Place of publication: Albuquerque, N.M; Washington
Language: eng
Number of pages: 12
Subjects: Aspen -- United States -- Diseases and pests
Notes: S/N 001-001-00411-1

Bibliography: p. 12