Status, distribution and seasonal variation of filbert aphid resistance to selected insecticides in the Willamette Valley, Oregon
By: by Juma Katundu.
Published: 1986
Language: eng
Number of pages: 73
Subjects: Hazel -- Diseases and pests -- Control.
Notes: Typescript (photocopy).

Thesis (M.S.)--Oregon State University, 1987.

Bibliography: leaves 60-67.