Influence of anhydrous ammonia on the solubility of soil organic matter
By: by Doris Louella Mangum.
Published: 1966
Language: eng
Number of pages: 56
Subjects: Soils -- Analysis.; Ammonia.; Soils -- Oregon.
Notes: Typescript.

Mounted photographs.

Thesis (M.S.)--Oregon State University, 1966.

Bibliography: leaves 42-46.