CÓRDOVA-ORELLANA, H. S.; CASTELLANOS, S.; BOLAÑOS, J. Twenty five years of system’s improvement of corn in Central America: accomplishments and strategies toward the year 2000. Agronomía Mesoamericana, [S. l.], v. 13, n. 1, p. 73–84, 2006. DOI: 10.15517/am.v13i1.13567. Disponível em: https://revistas.ucr.ac.cr/index.php/agromeso/article/view/13567. Acesso em: 6 may. 2024.