MALL, R. K., and M. K. SRIVASTAVA. “Prediction of Potential and Attainable Yield of Wheat : A Case Study on Yield Gap”. MAUSAM 53, no. 1 (January 1, 2002): 45–52. Accessed November 22, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/1616.