Phytoseiid mites (Parasitiformes:Phytoseiidae) of commerical crops in the Willamette Valley, Oregon and pesticide resistance in the principal species Typhlodromus pyri Scheuten
By: by John J. Hadam.
Published: 1985
Language: eng
Number of pages: 110
Subjects: Phytoseiidae.
Notes: Typescript (photocopy).

Thesis (M.S.)--Oregon State University, 1986.

Bibliography: leaves 82-93.