K.D.N. Singh and A.P. Singh, U.N. Umesh, Vipin Kumar R.K. Prasad. “Integrated Effect of Fertilizers and Organic Manure on the Forms of Zinc and Their Availability under Sugarcane-Based Cropping System in Calciorthents”. Journal of the Indian Society of Soil Science 61, no. 4 (February 10, 2014). Accessed July 17, 2026. https://epubs.icar.org.in/index.php/JISSS/article/view/37758.