Population density of western spruce budworm as related to stand characteristics in the Bitterroot National Forest /

Bibliographic Details
Main Author:	Williams, Carroll B.
Corporate Author:	Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)
Other Authors:	Shea, Patrick J., Walton, Gerald S.
Format:	Government Document Book
Language:	English
Published:	Berkeley, Calif. : Pacific Southwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1971.
Series:	USDA Forest Service research paper PSW ; 72.
Subjects:	Fir > Diseases and pests > Montana. Spruce budworm > Montana. Bitterroot National Forest (Idaho and Mont.)

Evans: US Documents (Annex 5th floor)