Sunandana Mandal, “Macronutrient Status of Soils under Rice Growing Areas of Birbhum District, West Bengal, India”, JISSS, vol. 70, no. 2, Sep. 2022, Accessed: Jul. 16, 2026. [Online]. Available: https://epubs.icar.org.in/index.php/JISSS/article/view/128136