González-Maldonado , J., García-Winder, .M.J., Cadena-Villegas, S., Salazar Ortiz, J. , Gallegos-Sánchez, J. y Cortez Romero, C. 2021. Reproductive activity of dairy cattle in the postpartum anestrus period. Agro Productividad. (sep. 2021). DOI:https://doi.org/10.32854/agrop.v14i8.2060.