Lepidoptera associated with western spruce budworm.
Contributors: United States. Cooperative State Research Service.; Canada/United States Spruce Budworms Program.
Series: Spruce budworms handbook; Agriculture handbook -- no. 622.; Agriculture handbook (United States. Dept. of Agriculture) -- no. 622.
Publisher: U.S. Dept. of Agriculture, Forest Service, Cooperative State Research Service
Published: 1984
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 63
Subjects: Western spruce budworm -- United States.; Lepidoptera -- United States.
Notes: "CANUSA, Canada/United States Spruce Budworms Program"--P. [2].

"December 1984"--P. [2].

Bibliography: p. 61-63.