Ecology of mites on pomaceous fruit trees and related wild hosts in Hood River Valley
By: by Clive Darrel Jorgensen.
Published: 1964
Language: eng
Number of pages: 157
Subjects: Fruit-culture -- Oregon -- Hood River Valley.; Apples -- Diseases and pests.; Pear -- Diseases and pests.; Mites.
Notes: Typescript.

Thesis (Ph. D.)--Oregon State University, 1964.

Bibliography: leaves 148-157.