India, China, and the United States have the most acreage of irrigated land. Australia has seen a boom in its agricultural production in recent decades, which means that it has also seen a huge increase in the use of irrigation.

Where is irrigation agriculture practiced?

Irrigation is usually used in areas where rainfall is irregular or dry times or drought is expected. There are many types of irrigation systems, in which water is supplied to the entire field uniformly.

Where is irrigation used?

Irrigation helps to grow agricultural crops, maintain landscapes, and revegetate disturbed soils in dry areas and during periods of less than average rainfall. Irrigation also has other uses in crop production, including frost protection, suppressing weed growth in grain fields and preventing soil consolidation.