Nitrogen Use Efficiency, Nitrogen Fertilizers, NUE, Nitrogen and the EnvironmentIndependence of Yield Potential and Nitrogen Response
Independence of Yield Potential and Crop Nitrogen Response.  (Raun et al., 2010, J. Prec. Agric.)

Independence of Yield Potential and N Response (Arnall et al., 2013, Agron. J.)

Generalized algorithm for variable-rate nitrogen application in cereal grains (Solie)(Agron. J. 104:378-387)

Nitrogen Application Model for In-season Fertilization of Corn (Holland and Schepers)

Evidence of Dependence Between Crop Vigor and Yield (Schepers and Holland)

An Algorithm for Corn Nitrogen Recommendations Using a Chlorophyll Meter Based Sufficiency Index  (Varvel)