Effect of gestyl on the urinary excretion of oestrogen in ewes during the non-breeding season.
D000818:Animals; D004967:Estrogens / Q000652:urine*; D005260:Female; D006062:Gonadotropins / Q000008:administration & dosage*; D007273:Injections, Intramuscular / Q000662:veterinary; D012756:Sheep
D004967:Estrogens; D006062:Gonadotropins