Panapitiya, M.2014-12-122014-12-122010Economic Review, 36(1-2):p.16-20https://dl.nsf.gov.lk/handle/1/14114IrrigationWater managementFarmers' associationsIndigenous technologyModern technologyDownstream developmentIndigenous knowledgeLandscapeInconvenient truth behind engineering designs of irrigation projects developed during the last centuryArticle