Mohammed, N.H., ShikhMaidin, M. and Yien, C.Y.S. 2022. Roselle Calyx Extract as an Antioxidant Supplement on Tris-Base Extender for Goat Semen. Jurnal Ternak. 13, 1 (Jun. 2022), 23–29. DOI:https://doi.org/10.30736/jt.v1i1.85.