educational services / frequent applications / integrated pest management / chemical control / agement tool / square feet applications / cultural and chemical management / /
Organization
Oklahoma State University / Oklahoma Cooperative Extension Service / U.S. Department of Agriculture / /
Person
Robert E. Whitson / Nathan R. Walker / R. Walker Turfgrass / Dean / /
Position
Scientist / Director of Cooperative Exten / Vice President / Dean / and Director of the Division / Executive / Vice President / /
Oklahoma Cooperative Extension Service EPP-7658 Dollar Spot of Turfgrass Nathan R. Walker