Posted 2/11/2008 09:44 (#306864 - in reply to #306146) Subject: RE: Soil, Yield and Protein mapping..........
Dry side of Oregon
Gary,
If you measure protein above the critical protein % of your variety, that % at which yield is maximum, you have applied too much nitrogen. Opposite of that, if the protein in the kernel is below the critical protein%, you know you can apply more N. This is regardless of actual yield.