Ovulation DetectionOvulation InductionOvarian FollicleGonadotropins, EquineOvaryProgesteroneLuteinizing HormoneEstrusChorionic GonadotropinOvulation InhibitionAnovulationFollicle Stimulating HormoneSuperovulationClomipheneLitter SizeCorpus LuteumPregnancyInsemination, ArtificialEstradiolFertility Agents, FemaleEstrus SynchronizationFollicular PhaseGonadotropin-Releasing HormoneGonadotropinsInfertility, FemaleFertilityEstrus DetectionSheepLuteal PhaseSexual MaturationGranulosa CellsAnestrusMenstrual CycleBreedingPregnanediolEstrous CycleProestrusCattleDinoprost