Hossain, M., Rahman, M. and Hoque, S. 2019. Quantitative Assessment of Water Contaminants in the Rupsha River of Khulna Region for Irrigation Usage. Journal of Environmental Science and Natural Resources. 11, 1-2 (Oct. 2019), 145–151. DOI:https://doi.org/10.3329/jesnr.v11i1-2.43381.