Perera, P.A.C.TSundarabarathy, T.VSivananthawerl, TEdirisinghe, U2014-11-122014-11-122014Tropical Agricultural Research, 25(2):p.158-170https://dl.nsf.gov.lk/handle/1/12534AgricultureClimatic seasonGeomorphic channel unitPaddyMalwathu OyaWater qualitySeasonal variation of water quality parameters in different geomorphic channels of the upper Malwathu Oya in Anuradhapura, Sri LankaArticle