KUNDU, D K, and RAVENDER SINGH. “Mineral Nitrogen Forms and Availability in Major Soil Groups of Orissa As Influenced by Water Regime”. The Indian Journal of Agricultural Sciences 71, no. 6 (April 23, 2014). Accessed October 26, 2025. https://epubs.icar.org.in/index.php/IJAgS/article/view/39886.