Kandali, G G, N G Barua, A Basumatary, B K Medhi, and R M Karmakar. “Critical Limit of Zinc for Response of Rice to Zinc Application in Acidic Soils of Assam”. ORYZA-An International Journal of Rice 55, no. 2 (July 24, 2018). Accessed October 20, 2025. http://epubs.icar.org.in/index.php/OIJR/article/view/81736.