K. C. SHARMA and R. K. AGRAWAL, “Response of improved resource levels over traditional practices on the productivity and economics of different cropping sequences”, Indian J Agri Sci, vol. 71, no. 2, Apr. 2014, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/39518