K. N. K. A. K. A. K. L. N. and Dipak Sarkar, “Major Soils of Pulivendla Region, Andhra Pradesh and their Constraints”, JISSS, vol. 61, no. 2, Aug. 2013, Accessed: Oct. 19, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/JISSS/article/view/32800