Dr. Nick Ward, President of Ward Laboratories, Inc., walks through an irrigation water quality report for a local producer. Earlier this season, the corn in this field looked very green under the pivot, but the pivot corners were yellow. In a previous video, we looked at a soil and plant tissue report to diagnose the problem, and now we're looking at the water test results to confirm.
![](https://s2.save4k.ru/pic/s1b9oOly_j0/mqdefault.jpg)