Corn Nitrogen Rate Calculator Update
By John Sawyer
30 Mar 2009 -
Nitrogen (N) Response Trials Added
The Iowa Nitrogen (N) response trial database was updated March 24, 2009. Response trials were added from 2008 research and several trials from older research were removed. There are now 176 trials for corn following soybean and 78 trials for corn following corn.
To access this entire article and related Web resources please see: http://www.extension.iastate.edu/CropNews/2009/0327sawyer.htm
John Sawyer is professor with research and extension responsibilities in soil fertility and nutrient management.
This article was published originally on 3/27/2009 in the ICM News. The information contained within the article may or may not be up to date depending on when you are accessing the information.
