Do you mean little miniature canals? If so, irrigation
A canal is usually a man-made waterway for travel or for draining and watering land.
Irrigation
The use of canals to bring water to crop fields is called 'irrigation' or 'irrigating'.
A canal is a man-made waterway for travel or for draining or watering land. Canals are also made by modifying rivers, but then usually called "navigations".
Irrigation canals do not expand from land. They expand from water into the land.
Rivers, creeks, dams, canals and irrigation ditches.
this is true.
The Netherlands is known as the land of the canals, with cities like Amsterdam and Giethoorn famous for their extensive canal systems.
Watering cans
Irrigation.
Well, most farmers use a form of watering called irrigation. It's a series of ditches and canals that are somehow connected to a water source that's ran through a sprinkler system.
They irrigated it through canals from the Euphrates and Tigris Rivers for intensive farming of grains which supported a burgeoning population.