Pregnancy rate in ewes injected with zinc oxide during an estrus synchronization protocol: Fertility in ewes injected with zinc oxide during a synchronization protocol. AP [Internet]. 22 de julio de 2021 [citado 13 de junio de 2026];. Disponible en: https://www.revista-agroproductividad.org/index.php/agroproductividad/article/view/1948