RAKESH KUMAR, J.S. MISHRA, SANTOSH KUMAR, B.P. BHATT, A. K. SRIVASTAVA, SUDHANSHU SINGH. Effect of varying levels of nitrogen on production, economics and energy-use efficiency of direct-seeded rice (Oryza sativa) genotypes under upland rainfed ecosystem of Bihar. IJA [Internet]. 2024 Apr. 30 [cited 2026 Jun. 23];65(2):185-91. Available from: https://pub.isa-india.in/index.php/ija/article/view/5586