D. K. SINGH, J. K. SINGH, and L. SINGH, “Real time nitrogen management for higher N-use efficiency in transplanted rice (Oryza sativa) under temperate Kashmir conditions”, Indian J Agri Sci, vol. 79, no. 10, Jan. 2011, Accessed: Oct. 27, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/2513