DAS A, PATEL DP, MUNDA GC, GHOSH PK. Effect of organic and inorganic sources of nutrients on yield, nutrient uptake and soil fertility of maize (Zea mays)—mustard (Brassica campestris) cropping system*. Indian J Agri Sci. 2011;80(1). Accessed October 27, 2025. https://epubs.icar.org.in/index.php/IJAgS/article/view/2828