Insect parasites of the omnivorous leaf tier, Cnephasia longana (Haworth) in Oregon
By: by Panya Poonyathawon.
Published: 1969
Language: eng
Number of pages: 56
Subjects: Insect pests -- Biological control.
Notes: Typescript.

Mounted photographs.

Thesis (M.S.)--Oregon State University, 1969.

Bibliography: leaves 52-56.