title: Postpartal ovarian function in Holstein and crossbred cows on large scale farms in Hungary.
mesh_terms: D000818:Animals; D002417:Cattle / Q000502:physiology*; D005260:Female; D006814:Hungary; D007774:Lactation / Q000502:physiology; D010053:Ovary / Q000502:physiology*; D010060:Ovulation; D049590:Postpartum Period / Q000502:physiology*; D011247:Pregnancy