Gunawardena, P.V.S.L.Epa, U.P.K.Hettiarachchi, M.2015-08-042015-08-042009Gunawardena, P.V.S.L., Epa, U.P.K. and Hettiarachchi, M. (2009) Efficacy of natural wetlands in treating shrimp pond effluents in North western province of Sri Lanka. Proceedings of the 10th Annual Scientific sessions of the Sri Lanka Association for Fisheries and Aquatic Resources, Sri Lanka Association for Fisheries and Aquatic Resources, Colombo, Sri Lanka. (Abstract) p.22.http://repository.kln.ac.lk/handle/123456789/9122enArticle