Pelpitiya, I.P.S.K.Dayawansa, N.D.K.Gunawardena, E.R.N.2019-01-242019-01-242015Tropical Agricultural Research, 27(1):p.13-26https://dl.nsf.gov.lk/handle/1/24211AbstractionGroundwaterInflowLand use/coverWatershedImpacts of land cover dynamics and shallow groundwater abstraction on sustainability of Hakwatuna Oya irrigation systemArticle