The effect of organic residues and fertilizers on the yield and quality of wheat and on the organic matter status of a semi-arid soil. ...
Published: 1941
Language: eng
Number of pages: 91
Subjects: Soil fertility.; Soils -- Nitrogen content.; Wheat soils.; Humus.; Wheat -- Culture.
Notes: Typewritten.

Thesis (M.S. in Agriculture)--State College of Washington, 1941.

"Literature cited": leaves 88-91.