Studies on variation in mating behaviour and semen picture in young bulls of the Swedish red-and-white breed and on causes of this variation
By: by C. A. Hultnäs.
Series: Acta agriculturæ Scandinavica. Supplementum -- 6.; Acta agriculturæ Scandinavica -- 6.
Publisher: Almqvist & Wiksells
Published: 1959
Place of publication: Uppsala
Language: eng
Number of pages: 82
Subjects: Bulls.; Sexual behavior in animals.; Semen.