An aid to identifying aspen diseases frequently encountered in the Rocky Mountains / by James W. Walters ; revised by Jerome S. Beatty.

Author/creator Walters, James W.
Other author Beatty, Jerome S.
Other author United States. Forest Pest Management.
Format Book
Publication InfoAlbuquerque, N.M. : U.S. Dept. of Agriculture, Forest Service, Southwestern Region, State and Private Forestry, Forest Pest Management, 1984.
Description20 pages : color illustrations ; 28 cm
Subjects

General note"September 1984"--Cover.
Bibliography noteBibliography: p. 19-20.
GPO item number86-F
Govt. docs number A 13.110/8:As 6