Effect of testosterone immunisation on ovarian activity in pony mares during late winter and spring.
D000818:Animals; D000917:Antibody Formation; D002417:Cattle / Q000276:immunology / Q000502:physiology*; D005260:Female; D007116:Immunization, Passive / Q000662:veterinary*; D010053:Ovary / Q000502:physiology*; D010060:Ovulation; D011374:Progesterone / Q000097:blood; D012621:Seasons; D013739:Testosterone / Q000276:immunology*; D013997:Time Factors
D013739:Testosterone; D011374:Progesterone