The biology of the filbert aphid, Myzocallis coryli (Goetze), in the central Willamette valley
By: by Haidar El-Haidari.
Published: 1959
Language: eng
Number of pages: 71
Subjects: Aphididae.
Notes: Typescript.

Thesis (Ph. D.)--Oregon State College, 1959.

Bibliography: leaves 70-71.