R. L. Yadav and R. Kumar, “On-farm comparison of ring-pit and conventional flat planting methods for yield and quality of sugarcane in northwest India*”, Indian J Agri Sci, vol. 75, no. 9, Sep. 2005, Accessed: Oct. 27, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/9159