OVARIAN STATUS OF NON-GRAVID SLAUGHTERED ZEBU COWS IN ZARIA: RELATIONSHIP WITH AGE, SEASON AND CARCASS WEIGHT . Nigerian Journal of Animal Production [Internet]. 2021 Jan. 19 [cited 2026 Nov. 14];6:77-80. Available from: https://njap.org.ng/index.php/njap/article/view/2665