*.P.Jona Innisai Rani, Dr.C.Suresh Kumar , Dr. S.Venkatakrishnan. “Brown Spot and Narrow Brown Spot Detection in Paddy Using SVM Classifier”. International Journal of Advanced Science and Technology, Vol. 29, no. 7, June 2020, pp. 3615-22, http://sersc.org/journals/index.php/IJAST/article/view/22093.