George Vellidis1, Vasilis Liakos1, Calvin Perry2, Michael A Tucker3, Guy David Collins4, John Snider5, Jose H Andreis6, Kati Migliaccio7, Clyde W. Fraisse8, Kelly T. Morgan9 and Edward M. Barnes10, (1)University of Georgia, Tifton, GA, (2)CM Stripling Irrigation Research Park, University of Georgia, Camilla, GA, (3)Crop & Soil Sciences Department, UGA, Tifton, GA, (4)University of Georgia - Tifton, Fitzgerald, GA, (5)Crop and Soil Sciences, University of Georgia-Tifton, Tifton, GA, (6)AUSTN LTD, Maraus, Brazil, (7)University of Florida, Gainesville, FL, (8)Agricultural and Biological Engineering, University of Florida, Gainesville, FL, (9)Soil, Water and Ecosystem Sciences, University of Florida, Gainesville, FL, (10)Cotton Incorporated, Cary, NC