Western forest insects
/ by R. L. Furniss and V. M. Carolin.
- Washington : Dept. of Agriculture, 1978.
- vii, 654 p. ; 24 cm.
- Miscellaneous publication - U.S. Department of Agriculture. no. 1339 .
"Supersedes Insect enemies of western forests [by F. P. Keen], Miscellaneous publication no. 273."
Forest insects --West (U.S.) --Identification; Trees --Diseases and pests --West (U.S.) --Identification.