Ratnatunge, A.S.Farrington, J.Abeysekara, W.A.T.Hector Kobbekaduwa Agrarian Research and Training Institute2014-07-182014-07-181981https://dl-harti.nsf.gov.lk//handle/1/2325vi, 50p.Irrigation DevelopmentWater ManagementSri LankaSome issues confronting the rehabilitation of major irrigation schemes:a report arising from pre-investment survey of conditions at the tank irrigation modernization project ("Five Tanks")