Raza, Muhammad Ali, Kissa Zahra Baloch, Laraib Zahra, Usman Ahmed, and Salman Mehmood. “Factors Affecting Ovum Pick-Up (OPU) in Friesian Cattle: A Review”. Discoveries in Agriculture and Food Sciences 14, no. 04 (August 1, 2026): 28–35. Accessed August 2, 2026. https://scholarpublishing.org/journals/index.php/DAFS/article/view/12043.