title: Ovulation rate and oocyte numbers in ewes after prolonged exposure to oestrogenic pasture.
abstract: Ewes which had been exposed to oestrogenic clover for 3 years showed an elevated ovulation rate but no difference in numbers of primordial follicles compared with normal ewes.
mesh_terms: D000818:Animals; D002452:Cell Count; D003338:Corpus Luteum / Q000166:cytology; D004032:Diet; D004967:Estrogens / Q000008:administration & dosage*; D005260:Female; D009865:Oocytes / Q000166:cytology*; D006080:Ovarian Follicle / Q000166:cytology; D010060:Ovulation / Q000187:drug effects*; D010063:Ovum / Q000166:cytology*; D010937:Plant Growth Regulators / Q000008:administration & dosage*; D012756:Sheep / Q000033:anatomy & histology / Q000502:physiology*
chemical_list: D004967:Estrogens; D010937:Plant Growth Regulators