«Pregnancy Rate in Ewes Injected With Zinc Oxide During an Estrus Synchronization Protocol: Fertility in Ewes Injected With Zinc Oxide During a Synchronization Protocol». Agro Productividad (julio 22, 2021). Accedido junio 10, 2026. https://revista-agroproductividad.org/index.php/agroproductividad/article/view/1948.