biological and developmental study of Coeloides brunneri Vier.
Subtitle: a parasite of the Douglas-fir beetle, Dendroctonus pseudotsugae Hopk.
By: by Roger Baker Ryan.
Published: 1961
Language: eng
Number of pages: 181
Subjects: Forest insects -- Parasites.; Douglas fir beetle -- Parasites.
Notes: Typescript.

Thesis (Ph. D.)--Oregon State University, 1961.

Bibliography: leaves 149-159.