Spruce budworms situation in North America, 1982.

Bibliographic Details
Corporate Author:	United States. Forest Service
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.?] : [Ottawa, Ont.?] : U.S. Dept. of Agriculture, Forest Service ; Environment Canada, Canadian Forestry Service, [1983]
Series:	Miscellaneous publication (United States. Department of Agriculture) ; no. 1436.
Subjects:	Spruce budworm > North America.

Evans: US Documents (Annex 5th floor)