M. K. PORWAL ANDM. M. SINGH. Effect of nitrogen and weed management on onion (Allium cepa). Indian Journal of Agronomy, [S. l.], v. 38, n. 1, p. 38_1 , 2001. DOI: 10.59797/ija.v38i1.3886. Disponível em: https://pub.isa-india.in/index.php/ija/article/view/3886. Acesso em: 24 jun. 2026.