NEDUNCHEZHIYAN, M, et al. “Effect Ofintercrops and Planting Pattern on Incidence of Anthracnose, Productivity Potential and Economics of Greater Yam (Dioscorea alata)*”. The Indian Journal of Agricultural Sciences, vol. 76, no. 2, Jan. 2011, https://epubs.icar.org.in/index.php/IJAgS/article/view/2521.