Wijeratne, C.M.Hector Kobbekaduwa Agrarian Research and Training Institute2014-07-182014-07-181984https://dl-harti.nsf.gov.lk//handle/1/2398viii, 97p.Irrigation WaterWater ManagementWater DistributionEconomic analysis of productivity and equity issues in irrigation distribution:U.S.A.