Vegetation, site, and distribution characteristics of spruce budworm (Choristoneura occidentalis) infested Douglas fir communities in southwestern Montana
By: by Del Westover Despain.
Published: 1981
Language: eng
Number of pages: 103
Subjects: Spruce budworm -- Montana.; Douglas fir -- Diseases and pests.
Notes: Thesis (M.S.)--Washington State University, 1981.

Bibliography: leaves 51-54.

WSU:"Department of Forestry and Range Management."