A pine sawfly outbreak on the Kootenai National Forest, Montana
By: by W.M. Ciesla.
Contributors: United States. Forest Service. Northern Region. State & Private Forestry.
Series: Insect disease report; Report -- no. 73-16.; Report (United States. Forest Service. Northern Region) -- no. 73-16.
Publisher: USDA Forest Service, Northern Region, Division of State and Private Forestry
Published: 1973
Place of publication: Missoula, Mont
Language: eng
Subjects: Neodiprion -- Kootenai National Forest (Mont. and Idaho); Pine butterfly -- Kootenai National Forest (Mont. and Idaho); Neophasia -- Kootenai National Forest (Mont. and Idaho)
Notes: "July 1973."

Caption title.

Also issued online.