Effects of season and progesterone synchronization on ovulation rate in mature western range ewes.
D000818:Animals; D001947:Breeding; D004971:Estrus / Q000187:drug effects; D005260:Female; D010060:Ovulation / Q000187:drug effects*; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology*; D012621:Seasons; D012756:Sheep / Q000502:physiology*; D013997:Time Factors
D011374:Progesterone