ASHOK KUMAR. Direct and residual effect of nutrient management in maize (Zea mays) - wheat (Triticum aestivum) cropping system. Indian Journal of Agronomy, [S. l.], v. 53, n. 1, p. 37–41, 2001. DOI: 10.59797/ija.v53i1.4831. Disponível em: https://pub.isa-india.in/index.php/ija/article/view/4831. Acesso em: 26 jun. 2026.