Is Soil-Test Potassium Meaningful for Crop Production and Soil Fertility Management in Arkansas?.
Nathan A. Slaton, Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR, US, Richard J. Norman, Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR and Trenton L. Roberts, University of Arkansas, Fayetteville, AR