Georgia Turfgrass Association www.turfgrass.org Principles of Turfgrass Management (Distance Learning) www.gactr.uga.edu/is/turf Certification in Turfgrass Management (Distance Learning) www.gactr.uga.edu/about/turf/ Independent and Distance Learning (University System of Georgia) www.gactr.uga.edu/idl Golfcourse Superintendents Association of America www.gcsaa.org Georgia Golf Course Superintendants Association of America www.ggcsa.com UGA Crop and Soil Sciences Department www.cropsoil.uga.edu UGA Turf Club www.ugaturfclub.org USGA Green Section www.usga.org/green/index.html Professional Lawn Care Association of America www.plcaa.org Sports Turf Managers Association www.sportsturfmanager.com Crop Science Society of America www.crops.org Soil Science Society of America www.soils.org American Society of Agronomy www.agronomy.org Turfgrass Science Division (C5) of Crop Sciences Society of America www.turf.uiuc.edu/c5/c5home.html Turfgrass Producers International www.turfgrasssod.org