Relation of zinc fertilization to the zinc content of the crops and the soil, and the response of the crops to zinc fertilization
By: by Tse-Sung Pang.
Published: 1943
Language: eng
Number of pages: 74
Subjects: Zinc fertilizers.; Plants, Effect of zinc on.; Crops -- Nutrition.
Notes: Typescript.

Mounted photographs.

Thesis (Ph. D.)--Oregon State College, 1943.

Bibliography: leaves 75-86.