KUMAR P, SINGH DK. On-farm evaluation of agronomic management on productivity and economics of rice (Oryza sativa)–wheat (Triticum aestivum) system. Indian J Agri Sci [Internet]. 2010 July 28 [cited 2026 Oct. 15];80(5). Available from: https://epubs.icar.org.in/index.php/IJAgS/article/view/210