title: Plasma progesterone concentrations during the oestrous cycle and following fertile and non-fertile insemination of Zebu heifers.
mesh_terms: D000818:Animals; D002417:Cattle / Q000097:blood*; D004971:Estrus; D005260:Female; D007315:Insemination, Artificial / Q000662:veterinary*; D009549:Nigeria; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*
chemical_list: D011374:Progesterone