The Superintendent's Guide to Controlling Putting Green SpeedLet renowned expert Thomas Nikolai bring you up to speed on establishing and maintaining the best green speeds for your course. He covers it all: playability, environmental and weather factors, mowing, turfgrass species selection every consideration that influences how fast and how far a given putt will go. Dr. Nikolai turfgrass academic specialist at Michigan State and green speed specialist for The Golf Course Superintendents Association of America