SARKAR, A.K.; PANDEY, S.N. A Study of the Soil Characteristics and Estimated Crop Yields of the Upper Damodar ’Valley area (Soil Interpretation) . Journal of Soil and Water Conservation, India, v. 17, n. 1 & 2, 2022. Disponível em: https://epubs.icar.org.in/index.php/JSWC/article/view/127238. Acesso em: 3 jul. 2026.