“EFFECT OF DIFFERENT SILICON LEVELS ON THE RICE CULTURE IN ULTISOILS AND ALFISOILS. CALABACITO, PANAMA. 2001”. (2003) Ciencia Agropecuaria, (13), pp. 41–58. Available at: https://idiap.desarrollo-ojs1.metadatos.org/index.php/ciencia-agropecuaria/article/view/313 (Accessed: 9 October 2026).