Bindon, B M Periovulatory gonadotrophin and ovarian steroid patterns in sheep of breeds with differing fecundity. [electronic resource] - Journal of reproduction and fertility Jan 1979 - 15-25 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0022-4251 Standard No.: 10.1530/jrf.0.0550015 doi Subjects--Topical Terms: AnimalsCorpus Luteum--physiologyEstrogens--bloodEstrus--drug effectsFemaleFollicle Stimulating Hormone--bloodLuteinizing Hormone--bloodOvulation--drug effectsPregnancyProgesterone--bloodProstaglandins, Synthetic--pharmacologySheep--blood