Singh, S.P. and Lal, S.S. (2013) “EVALUATION OF DIFFERENT CROPPING SYSTEMS FOR THEIR PRODUCTIVITY AND SUSTAINABILITY IN MADHYA PRADESH”, Potato Journal, 40(2). Available at: https://epubs.icar.org.in/index.php/PotatoJ/article/view/35843 (Accessed: 24 June 2026).