The effect of low carotene feed upon semen evaluation and fertility of dairy bulls
By: by Prayul Siddhijai.
Published: 1957
Language: eng
Number of pages: 49
Subjects: Cattle -- Feeding and feeds.; Vitamins.; Semen.; Bulls.
Notes: Typescript.

Thesis (M.S.)--Oregon State College, 1957.

Bibliography: leaves 46-49.