Validation of Critical Soybean Tissue Potassium Concentrations during Reproductive Growth Stages.
Nathan A. Slaton, Department of Crop, Soil, and Environmental Sciences, University of Arkansas System Division of Agriculture, Fayetteville, AR, Trenton L. Roberts, Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR and William Jeremy Ross, Crop, Soil, and Environmental Sciences, CES, University of Arkansas, Des Arc, AR