MEHLA DS, GUPTA AP. Optimum fertilizer nitrogen dose for wheat (Triticum aestivum) varieties under rice (Oryza sativa)-wheat cropping sequence. Indian J Agri Sci [Internet]. 2013 Feb. 25 [cited 2026 Jul. 4];68(6). Available from: https://epubs.icar.org.in/index.php/IJAgS/article/view/27565