Aphid age and in-vector virus concentration as factors influencing pea enation mosaic virus transmission by the pea aphid
By: by Hendarsih Suharto.
Published: 1979
Language: eng
Number of pages: 44
Subjects: Pea aphid.; Peas -- Diseases and pests.
Notes: Typescript (photocopy).

Thesis (M.S.)--Oregon State University, 1980.

Includes bibliography.