2026-06-27http://hdl.handle.net/123456789/159996application/pdfOpen Accessirrigation managementsustainabilityparticipatory managementirrigation programsperformance evaluationfarmers' associationsirrigation canalsprivatizationmathematical modelswater resource managementplanningcost recoveryeffluentswastewaterwater qualityNational Water Conference on Status and Future Directions of Water Research in Sri Lanka, BMICH, Colombo, Sri Lanka, 4-6 November 1998. Session 4: Participatory management of irrigation; Session 5: Water resource data; Session 6: Managing water qualityConference Proceedings