N-ST*R- Exemplifying the Need for Soil Test Development, Correlation and Calibration In the 21st Century and Beyond.
Trenton Roberts1, Richard Norman2, Nathan Slaton2, Leonel Espinoza3 and Morteza Mozaffari1, (1)Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR, (2)University of Arkansas, Fayetteville, AR, (3)University of Arkansas, Little Rock, AR