The original irrigation reservoir and feeder canal from Daduru Oya were constructed by King Mahasena.
Ponzi scheme | Snowy Mountains Scheme | irrigation | BBC Radio 3 New Generation Artists scheme | Magnet URI scheme | Irrigation | State Management Scheme | Imperial Airship Scheme | Darien scheme | A roads in Zone 5 of the Great Britain numbering scheme | Tenants Purchase Scheme | Phoenix Islands Settlement Scheme | National Service Scheme | Collective investment scheme | Anjolie Ela Menon | Youth Training Scheme | Trent Accreditation Scheme | SCM (Scheme implementation) | Polynomial-time approximation scheme | National Gardens Scheme | Great Britain road numbering scheme | Goldfields Water Supply Scheme | Ela Longespee | Boneh–Franklin scheme | AUSTUDY Scheme | Voluntary Disclosure of Income Scheme | URI scheme | Upper Nepean Scheme | Uinta Indian Irrigation Project | The ''Ibrahimiya'' irrigation canal near Minya, Egypt |