A. Ramakrishna Rao, P.V.D.M.N. (2005) “Characterization and Classification of Sugarcane Growing Soils in Southern Agro-Climatic Zone: A Case Study in Eastern Mandals of Chittoor District in Andhra Pradesh”, Journal of the Indian Society of Soil Science, 63(3). Available at: https://epubs.icar.org.in/index.php/JISSS/article/view/52990 (Accessed: 24 October 2025).