A contribution to the study of Oregon plants visited by honey bees, with special reference to those utilized as a source of pollen
By: by Howard Ray Youse.
Published: 1941
Language: eng
Number of pages: 50
Subjects: Bees.; Honey.; Botany -- Oregon.
Notes: Typescript.

Thesis (M.S.)--Oregon State College, 1942.

Bibliography: leaf 50.