I. Das, R. Karmakar and T. Saha MDRGS. Integrated Use of Inorganic, Biological and Organic Manures on Rice Productivity, Nitrogen Uptake and Soil Health in Gangetic Alluvial Soils of West Bengal. JISSS. 2017;65(1). Accessed October 19, 2025. https://epubs.icar.org.in/index.php/JISSS/article/view/70263