Chemigation Via Sprinkler Irrigation: Current Status and Future Development

THIS article provides a summary of the current state of the art of chemical application through irrigation systems. Chemigation of both soil and foliar applied chemicals can be effective and is economical. Eighty-four percent of the total chemigated area (4.6 million ha) in the U.S. was chemigated with sprinkler systems in 1983 with 43%, 61% and 3.5% of the sprinkler, trickle and surface irrigated areas, respectively, being chemigated at least once.