REDDY GS, MARUTHI V, VANAJA M. Effect of soil depth on productivity of sorghum (sorghum bicolor) and pigeonpea (Cajanus cajan) in sole and intercropping systems. Indian J Agri Sci. 2014;71(8). Accessed October 23, 2025. https://epubs.icar.org.in/index.php/IJAgS/article/view/40132