Kumar, Manoj, M. K. Jatav, S. P. Trehan, and S. S. Lal. 2013. “INTEGRATED NUTRIENT MANAGEMENT IN POTATO BASED CROPPING SYSTEMS FOR EASTERN INDO-GANGATIC PLAINS OF INDIA”. Potato Journal 36 (3 - 4). https://epubs.icar.org.in/index.php/PotatoJ/article/view/32673.