Browsing IRSPAS 2018 by Author "Wijeyaratne, W. M. D. N."

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Application of Allium cepa bioassay to study the spatial variation of potential cytotoxicity in relation to water quality in the Dandugan Oya, Sri Lanka

Wadasinghe, L. G. Y. J. G.; Wijeyaratne, W. M. D. N. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)

Water quality is an important indicator in measuring the health of aquatic ecosystems. Poor water quality can lead to ecological health impairment. Dandugan Oya is receiving industrial waste from multiple sources. In ...
Efficacy of Phyllanthus emblica bark powder in reducing total hardness of domestic well water in Jaffna peninsula, Sri Lanka

Shanthamareen, M.; Wijeyaratne, W. M. D. N. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)

Jaffna peninsula is underlain by thick Miocene limestone deposits and these geological formations result in increased hardness of ground water. Increased hardness of drinking water can result in severe health effects ...

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