Irrigation Channels is a technology in Age of Empires III: The Asian Dynasties.

It is available at the Rice Paddy in the Fortress Age, and lets Villagers gather food from the Rice Paddy 15% faster. Rice Surplus must be researched first.

Rice Paddy Technologies
Paddy Treshing | Rice Surplus | Irrigation Channels | Rice Trade | Dike-Controlled Canals | Rice Markets | Rice Exports | Mechanized Rice Cultivation | Collective Economy