S.K. YADAV, SUBHASH BABU, Y. SINGH, G.S. YADAV, KALYAN SINGH, RAGHAVENDRA SINGH, and HARVIR SINGH. 2001. “Effect of Organic Nitrogen Sources and Biofertilizers on Production Potential and Energy Budgeting of Rice (Oryza Sativa)-Based Cropping Systems”. Indian Journal of Agronomy 58 (4): 459-64. https://doi.org/10.59797/ija.v58i4.4246.