Bob Neilsen is considered the best in this research and I agree.

Here is some tip back in Iowa this summer under stress.

The second picture is a  hybrid on the same farm that took the stress, maybe could be planted a little thicker.

A little tipback is the only way you can push population to other conditions.

(August 26, 2006 243.jpg)

(August 26, 2006 240.jpg)

August 26, 2006 243.jpg (89KB - 140 downloads)

August 26, 2006 240.jpg (85KB - 164 downloads)