SportsTurf provides current, practical and technical content on issues relevant to sports turf managers, including facilities managers. Most readers are athletic field managers from the professional level through parks and recreation, universities.
Issue link: http://read.dmtmag.com/i/448298
www.stma.org February 2015 | SportsTurf 37 Tebuconazole Torque 3.6SC 0.6 28 2ee Label - Preventive: Apply before fairy ring symptmos appear in the spring starting when 5 day average soil temeratures at 2 inches reach 55-60F. Use sufficient water volume (66 to 132 GPA). Water the application into the active root zone within 4 hours for best results. User should make a second application when 5 day average soil temperatures reach 65-70F. Do not exceed a 28 day interval between applications. Torque may also be tank mixed or rotated with Affirm as allowed on the label. Do not apply to over-seeded bermudagrass during spring transition. Complete green-up should occur before treatment to avoid potential growth reduction. 2ee Label - Curative: Applyl to areas where fairy ring symptoms are present. Use sufficient water volume (66 to 132 GPA). Water the application into the active root zone within 4 hours for best results. Use a wetting agent as required for the penetration of active hydrophobic soil conditions. User may make a second application in the same manner utilizing a 28 day interval. Torque may also be tank mixed or rotated with Affirm as allowed on the label. Triadimefon Bayleton FLO 4.15SC 1 to 1.9 14-21 Preventive Rate: Apply recommended rate in 2 - 4 gallons of water in the spring prior to appearance of fairy ring symptoms. Before the spray dries, irrigate to wash the fungicide into the thatch/soil where the fungus is active. Repeat application 14 days later.If the 1.9 ounce rate is used on Poa annua putting greens, extend the interval to 21 days. (1)Refer to the product label for information on the FRAC codes and manufacturer of the product. (2)Refer to the product label for specific information and instructions for safe and effective use. This list may not be inclusive of all commercially available products. For example, Zerotol, Consan and Sys-Star contain fairy ring statements on their product labels. Active Ingredient(1) Trade Name and Formulation(1) Application Rate Interval(days)(2) Product Label Remarks(2) (oz or fl oz /1000 sq ft)(2) dry cycles associated with the appearance of fairy ring symptoms, and aid in turf recovery. Fairy ring remains a curious oddity of nature, and managing fairy ring symptoms in turf requires a multi-faceted approach along with patience and persistence. ■ ST Mike Fidanza, PhD, is Professor of Plant and Soil Sciences, Penn State University - Berks Campus.