The profitability of millet cultivation on heavy soils. COLUMELLA – Journal of Agricultural and Environmental Sciences, [S. l.], v. 4, n. 2, p. 63–68, 2017. DOI: 10.18380/SZIE.COLUM.2017.4.2.63. Disponível em: https://journal.uni-mate.hu/index.php/columella/article/view/2750.. Acesso em: 22 jul. 2024.