Perera, A.C.S.Gunawardena, E.R.N.Punyawardena, B.V.R.2019-01-302019-01-302016Tropical Agricultural Research, 27(3):p.295-304https://dl.nsf.gov.lk/handle/1/24235Irrigation water managementPaddy productivitySoil moisture deficitSystem productivityRelationship between soil moisture deficit and productivity of paddy lands in a major irrigation system in intermediate zone of Sri LankaArticle