Luteinizing hormone activity in blood and urinary oestrogen excretion by the sow at oestrus and ovulation.
D000818:Animals; D001769:Blood; D004967:Estrogens; D004971:Estrus / Q000502:physiology*; D005260:Female; D007986:Luteinizing Hormone; D010060:Ovulation / Q000502:physiology*; D011247:Pregnancy; D013552:Swine; D014556:Urine
D004967:Estrogens; D007986:Luteinizing Hormone