“EFFECT OF TWO GRAZING PERIODS ON THE PERFORMANCE OF BULLS USING A SEMICONFINED PRODUCTION SYSTEM. LOS SANTOS, PANAMA”., ciencia-agropecuaria, no. 19, pp. 35–46, Aug. 2005, Accessed: Oct. 09, 2026. Available: https://idiap.desarrollo-ojs1.metadatos.org/index.php/ciencia-agropecuaria/article/view/249