Comparison of Soil Sampling Methods for Site-Specific N Rates on Clay Soils Using N-Star.
Jarom Davidson1, Trenton L. Roberts2, Richard J. Norman1, Nathan A. Slaton3, Chester Eugene Greub1 and Jarrod T Hardke4, (1)Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR, (2)University of Arkansas, Fayetteville, AR, US, (3)Department of Crop, Soil, and Environmental Sciences, University of Arkansas System Division of Agriculture, Fayetteville, AR, (4)University of Arkansas, Cooperative Extension Service, Stuttgart, AR