AMATYA, P.; YU, M.; EWELL, F. Economic Analysis of Optimal Nitrogen Application in Corn Production. Texas Journal of Agriculture and Natural Resources, [S. l.], v. 21, p. 101–108, 2016. Disponível em: https://txjanr.agintexas.org/index.php/txjanr/article/view/92. Acesso em: 20 apr. 2024.