Critical Trifoliolate Leaf and Petiole Potassium Concentrations for Soybean Beyond the R2 Growth Stage.
Rasel Parvej, Virginia Tech Tidewater Agricultural Research & Extension Center, Suffolk, VA, Nathan A. Slaton, Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR, US, Trenton L. Roberts, University of Arkansas, Fayetteville, AR, US, Larry C. Purcell, Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR, Russell E. DeLong, University of Arkansas, Fayetteville, AR and Matthew S. Fryer, University of Arkansas, Little Rock, AR