SUBBAIAH, S.V. and KUMER, R.M. (2013) “Influence of rice (Oryza satiya)-cultivation method and cropping system on nutrient status of soil and productivity in Vertisols”, The Indian Journal of Agricultural Sciences, 67(6). Available at: https://epubs.icar.org.in/index.php/IJAgS/article/view/29906 (Accessed: 14 June 2026).