MEHLA, D S; GUPTA, A P. Optimum fertilizer nitrogen dose for wheat (Triticum aestivum) varieties under rice (Oryza sativa)-wheat cropping sequence. The Indian Journal of Agricultural Sciences, Delhi, India, v. 68, n. 6, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/27565. Acesso em: 28 oct. 2025.