R.S. Khamparia, P. K. G. S. B. S. and. (2015). Direct and Residual Effect of FYM and Zinc Levels on Yield, Zn Uptake and Available Zn in Rice-Wheat Sequence on a Vertisol. Journal of the Indian Society of Soil Science, 62(4). https://epubs.icar.org.in/index.php/JISSS/article/view/47185