A S, B., N, P., R, R.K., K.P.B, D. and B, C.S. 2020. Synthesis of potassium doped ferric sulphide nanoparticles using bio-assisted method for agricultural applications. Kongunadu Research Journal. 7, 2 (Oct. 2020), 22-25. DOI:https://doi.org/10.26524/krj.2020.17.