The most important purpose of irrigation was to?

Irrigation, in general, involves the controlled application of water to crops and plants. This farming technique is critical to the success of the farm industry, as it helps grow crops efficiently, prevents over-watering, helps to maintain the landscape, and helps to keep the soil wet during times where rainfall is scarce.Irrigation systems have been used for thousands of years and are constantly changing due to innovations in technology during the 21st century.

Word of mouth.