Dr. Robert N. Carrow is Professor of Turfgrass Stress Physiology and Soil Stresses, Crop and Soil Sciences Department, University of Georgia, Griffin. Research emphasis is on turfgrass as affected by environmental, traffic (wear and soil compaction), and edaphic (soil chemical and physical) stresses. (E-mail: [email protected])

Dr. Ron R. Duncan is Professor of Turfgrass Breeding (Paspalum, Tall Fescue) and Stress Physiology, Crop and Soil Sciences Department, University of Georgia, Griffin. Research emphasis on developing turfgrasses with enhanced tolerance to abiotic, edaphic, and biotic stresses, improved compatibility with the environment, and minimal requirements for maintenance. (E-mail: [email protected])