KUMAR, PURUSHOTTAM; SINGH, DINESH KUMAR. On-farm evaluation of agronomic management on productivity and economics of rice (Oryza sativa)–wheat (Triticum aestivum) system. The Indian Journal of Agricultural Sciences, Delhi, India, v. 80, n. 5, 2010. DOI: 10.56093/ijas.v80i5.210. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/210. Acesso em: 14 jun. 2026.