Kasynathan, N.P.Manoharan, R.B.Hector Kobbekaduwa Agrarian Research and Training Institute2014-07-182014-07-181986https://dl-harti.nsf.gov.lk//handle/1/2182ix, 136p.Water ManagementSri LankaA neo-traditional institution for irrigation water management:a study of the role of the Wattei Vidhane