Sarker, B., Iqbal, M.M. and Abit, L.Y. 2022. Cost-benefit ratio analysis of freshwater aquaculture in selected area of Southern Bangladesh . Asian Journal of Medical and Biological Research. 8, 4 (Dec. 2022), 240–250. DOI:https://doi.org/10.3329/ajmbr.v8i4.63186.