Comparison of nitrogen and phosphorus flows on an organic and conventional farm
By: by Andrea G. Weilgart Patten.
Published: 1982
Language: eng
Number of pages: 108
Subjects: Soils -- Phosphorus content.; Soils -- Nitrogen content.; Soil biology.
Notes: Typescript.

Thesis (M.S.)--Washington State University, 1982.

Bibliography: leaves 79-85.

WSU:"Department of Agronomy and Soils."