Melanie L. Aiosa, Soil and Crop Science, Texas A&M University, Overton, TX, Gerald R. Smith, PO Box 200, Texas A&M Agrilife Research, Overton, TX, US, Clark B. Neely, PO Box 646420, Washington State University, Pullman, WA, US, Russell W. Jessup, Dept. of Soil and Crop Sciences, Texas A&M University, College Station, TX, Cristine L.S. Morgan, Texas A&M University, College Station, TX, Vanessa A. Corriher-Olson, PO Box 38, Texas Agrilife Extension Service, Overton, TX, Anil Somenahally, Texas A&M AgriLife Research and Extension, Overton, TX and Francis M. Rouquette Jr., Dept. of Soil and Crop Sciences, Texas A&M AgriLife Research, Overton, TX