The influence of carotene levels in dairy cattle rations on reproductive behavior, feed utilization and other physiological processes
By: by John Harkness Byers.
Published: 1954
Language: eng
Number of pages: 105
Subjects: Cattle -- Feeding and feeds.; Vitamins.
Notes: Typescript.

Mounted photographs.

Thesis (Ph. D.)--Oregon State College, 1954.

Bibliography: leaves 97-105.