KARAK, T., DAS, D.K. and MAITI, D. (2011) “Yield and zinc uptake in rice (Oryza sativa) as influenced by sources and times of zinc application”, The Indian Journal of Agricultural Sciences, 76(6). Available at: https://epubs.icar.org.in/index.php/IJAgS/article/view/2954 (Accessed: 27 October 2025).