
Irrigation - Wikipedia
Irrigation of agricultural fields in Andalusia, Spain. Irrigation canal on the left. Irrigation is the practice of applying controlled amounts of water to land to help grow crops, landscape plants, and lawns. …
Irrigation | Definition, History, Systems, & Facts | Britannica
Feb 11, 2026 · Some land requires irrigation before it is possible to use it for any agricultural production. In other places, irrigation is primarily a means to supplement rainfall and serves to increase …
7 Best Types of Garden Irrigation: Compare and Contrast
Jul 30, 2024 · Garden irrigation has many nuances, but this comparison guide can save you a lot of time, money, and headaches. Whether you’re prone to overwatering or underwatering, finding the …
Irrigation - National Geographic Society
Dec 9, 2024 · To irrigate is to water crops by bringing in water from pipes, canals, sprinklers, or other man-made means, rather than relying on rainfall alone. Places that have sparse or seasonal rainfall …
Irrigation Methods: A Quick Look | U.S. Geological Survey
Jun 11, 2018 · Irrigation is the controlled application of water for agricultural purposes through manmade systems to supply water requirements not satisfied by rainfall. Crop irrigation is vital throughout the …
Irrigation & Water Use | Economic Research Service - USDA ERS
Jan 27, 2026 · Irrigated agriculture relies on both surface water and groundwater to support crop production. According to the 2023 Irrigation and Water Management Survey, about 45 percent of all …
Irrigation: How to, How Much | UC Marin Master Gardeners
Water properly to promote plant health and avoid runoff Use an irrigation system controller.A controller (aka "timer") hooked up to your irrigation system helps you save considerable water and money. It is …