Posted 8/4/2021 15:48 (#9146308 - in reply to #9146292) Subject: RE: 199 bu. Iowa corn?
West Central Iowa
Most years in western Iowa on average ground you will irrigate around 3 inches for corn. There are not many pivots in western Iowa, but we don’t have surplus water on average. As you move east rain amounts increase, and as you move north you need less rain.