Research

Suppressing zoysiagrass in cool-season turf

November 2, 2017 By Aaron J. Patton, Ph.D. and Daniel Weisenberger

Zoysiagrass (Zoysia japonica) is a desirable turfgrass for golf courses in the Transition Zone because of its low maintenance requirement, but it can become invasive when it spreads via rhizomes and stolons into adjacent areas where it is unwanted. Further, ...

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False-green kyllinga control in cool-season turf

October 23, 2017 By Matt Elmore, Ph.D. and James Murphy, Ph.D.

False-green kyllinga (Kyllinga gracillima) has become increasingly problematic in the Mid-Atlantic and Northeast. False-green kyllinga is related to yellow nutsedge (Cyperus esculentus), and both species have a triangular stem. Yellow nutsedge typically is interspersed within the turfgrass canopy, while false-green ...

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Going wild with bentgrass

October 3, 2017 By Keenan Amundsen, Ph.D.

I recently drove by a billboard promoting nutrition education and it asked if I could name seven kinds of berries. I failed miserably, even being married to a dietitian. I started thinking of other categories, including different turfgrass species. Bermudagrass, ...

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Using heat vision to aid water-use predictions

September 11, 2017 By Joe Foral and Bill Kreuser, Ph.D.

Thermal, or infrared, camera systems being developed to measure water status in turf have the potential to become an essential tool for precision turfgrass management. As these systems become more accessible, models need to be created to provide clear management ...

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Clark Talks Turf: Yellowjackets and garbage cans

September 1, 2017 By Clark Throssell, Ph.D.

Timothy Gibb, Ph.D., is an entomologist at Purdue University. Tim has worked on numerous insect problems throughout his career, including turfgrass pests and insects that can impact human health. You may reach Tim at gibbs@purdue.edu for more information. Q: Is ...

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One shot to succeed for snow mold control

August 24, 2017 By Paul Koch, Ph.D

One of the most important aspects of a superintendent’s job is effectively controlling disease. However, not all turf diseases are created equal. We sometimes observe certain diseases that are not necessarily destructive. Examples include many leaf spots and rusts. Other ...

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