Bashyal, Soniya, Nirajan Bhattarai, and Dikshya Poudel. “Factors Affecting Age at First Conception and Calving in Buffalo”. International Journal of Livestock Research 11, no. 12 (December 31, 2021): 8–17. Accessed May 3, 2026. https://ijlr.org/ojs_journal/index.php/ijlr/article/view/391.