Sampling procedures for spruce budworm egg-mass surveys (with reference to the Lake States).
Contributors: United States. Cooperative State Research Service.; Canada/United States Spruce Budworms Program.
Series: Spruce budworms handbook; Agriculture handbook -- no. 635.; Agriculture handbook (United States. Dept. of Agriculture) -- no. 635.
Publisher: U.S. Dept. of Agriculture, Forest Service, Cooperative State Research Service
Published: 1985
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 33
Subjects: Spruce budworm -- United States.; Sampling (Statistics)
Notes: "CANUSA, Canada United States Spruce Budworms Program"--P. [2].

"January 1985"--P. [2].

Bibliography: p. 24-25.