Research

Spring bulbs add color to dormant warm-season turf

March 26, 2018 By Michelle Wisdom and Mike Richardson, Ph.D.

Warm-season turfgrasses in the Transition Zone can go dormant for up to six months of the year. Early-spring bulbs add color to dormant lawns, yet their persistence in the turfgrass environment largely is unknown. In addition to aesthetics, flowering bulbs ...

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Photos: Lee butler (1A, 1B, 2B, 3A, 3B), Bruce Martin (2A)

Demystifying Pythium diseases of golf course turfgrasses

February 26, 2018 By Jim Kerns, Ph.D. and Lee Butler

Pythium diseases are exceptionally important in turfgrass management. Yet, these diseases are oversimplified in how they are presented in the literature and commonly confused with one another. For example, in the “Compendium of Turfgrass Diseases,” Pythium diseases are lumped together ...

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Clark Talks Turf: Turfgrass research is always on my mind

February 15, 2018 By Clark Throssell, Ph.D.

I think of research as a logical, systematic approach to solving problems. Research takes many forms, and for the purposes of this column I’m going to focus on turfgrass field research. There are many variations of field research, but consider ...

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The turf wave

February 15, 2018 By Karl Danneberger, Ph.D.

The audience “wave” has been common at sporting events in the United States for decades. It’s believed the wave was first done at National Hockey League games in the late 1970s/early 1980s, but the first video evidence occurred at an ...

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Determining fungicide rates for soils old and new

February 15, 2018 By Kaiyuan Tang and Travis Shaddox, Ph.D.

Superintendents often follow best management practices (BMPs) for establishing turfgrass, which provide a range of nutrient applications that have been determined to be sufficient. However, many BMPs do not account for differences that may exist due to soils or nutrient ...

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Does temperature influence hydraulic oil injury?

February 13, 2018 By William L. Berndt, Ph.D.

Hydraulic equipment is vital to turfgrass management. Hydraulic oil leaks occur because of equipment malfunction and/or human error. The leaks injure putting green turf and cause loss of turf quality because the oil kills turfgrass shoots. Most hydraulic oil leaks ...

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