Survival of early instars of the western spruce budworm (Choristoneura occidentalis Freeman)
By: by Thomas H. Egan.
Published: 1985
Language: eng
Number of pages: 127
Subjects: Western spruce budworm -- Larvae.
Notes: Typescript (photocopy).

Thesis (Ph. D.)--Oregon State University, 1985.

Bibliography: leaves 121-127.