Effect of organic residue and nitrogen levels on growth of spring wheat and ryegrass
By: by Santibhab Panchaban.
Published: 1981
Language: eng
Number of pages: 70
Subjects: Wheat -- Thailand.; Rye -- Thailand.
Notes: Typescript (photocopy).

Thesis (Ph.D.)--Oregon State University, 1982.

Bibliography: leaves 66-69.