Spruce budworm in the eastern United States
By: Daniel R. Kucera and Peter W. Orr.
Contributors: Orr, Peter W.; United States. Forest Service.
Series: Forest insect & disease leaflet -- 160.
Publisher: U.S. Dept. of Agriculture, Forest Service
Published: 1980
Place of publication: [Washington, D.C.?]
Language: eng
Subjects: Spruce budworm -- United States.
Notes: Caption title.

"January 1981"--P [1]

Also issued online.