Ruiz -Sesma B, Herrera-Haro JG, Rojas-Martínez RI, Mendoza-Nazar P, Ruiz-Sesma H, Ruiz-Hernández H. Characterization of the double purpose bovine system and reproductive evaluation of bulls in the state of Chiapas. Ecosist. Recur. Agropec. [Internet]. 2021 Nov. 26 [cited 2025 Sep. 25];8(II). Available from: https://era.ujat.mx/index.php/rera/article/view/2811