How to protect individual trees from western spruce budworm by implants and injections.
Contributors: United States. Cooperative State Research Service.; Canada/United States Spruce Budworms Program.
Series: Spruce budworms handbook; Agriculture handbook -- no. 625.; Agriculture handbook (United States. Dept. of Agriculture) -- no. 625.
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: 15
Subjects: Aerial spraying and dusting in forestry -- United States.; Western spruce budworm -- Control -- United States.
Notes: "CANUSA, Canada/United States Spruce Budworms Program"--P. 2.

"August 1984"--P. 2.

Includes bibliographical references.