Llewelyn, C A Behavioural and ovarian changes during the oestrous cycle in the Boran (Bos indicus). [electronic resource] - The British veterinary journal - 75-82 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0007-1935 Standard No.: 10.1016/0007-1935(87)90109-6 doi Subjects--Topical Terms: AnimalsCattle--physiologyEstrus--physiologyFemaleOvary--anatomy & histologyPalpation--veterinaryProgesterone--bloodSexual Behavior, Animal--physiology