S. P. SINGH; B. SREEDEVI; K. G. PLLLAL. Influence of seedling age, source and schedule of nitrogen application on rice (Oryza sativa). Indian Journal of Agronomy, [S. l.], v. 44, n. 3, p. 44_3 , 2001. DOI: 10.59797/ija.v44i3.3549. Disponível em: https://pub.isa-india.in/index.php/ija/article/view/3549. Acesso em: 25 jun. 2026.