Ovulation block with stilboestrol in the cow.
D000818:Animals; D002417:Cattle; D004054:Diethylstilbestrol / Q000008:administration & dosage / Q000494:pharmacology*; D004971:Estrus; D005260:Female; D010060:Ovulation / Q000187:drug effects*; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology; D013997:Time Factors
D011374:Progesterone; D004054:Diethylstilbestrol