ESTABLISHMENT FERTILIZATION ON Andropogon gayanus CIAT 621 AND Centrosema macrocarpum CIAT 5062ASSOCIATION IN A CHIRIQUI ULTISOL. (1991). Ciencia Agropecuaria, 7, 81-88. https://idiap.desarrollo-ojs1.metadatos.org/index.php/ciencia-agropecuaria/article/view/504