Research

Necrotic ring spot often appears in Kentucky bluegrass where the organic layer under the soil has built up. (Photo: photo by: Paul Koch, Ph. D.)

Know the signs of necrotic ring spot in turf

April 15, 2021 By
The opportunistic pathogen of necrotic ring spot looks for Kentucky bluegrass turf with a thick, lush organic layer to thrive. Follow these tips to keep the pathogen at bay. ...

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Nematodes on the March

Nathaniel Mitkowski, Ph.D., discusses the best testing and control methods for nematode populations on golf courses across the U.S. ...

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Thatch can be controlled by implementing practices such as topdressing, aerification and verticutting. (Photo: Bob Harper)

Experts’ Insights: Thatch meets its match

March 23, 2021 By
Manufacturers and superintendents alike explain the best practices that can be used to help control excessive thatch on golf courses. ...

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Damage caused by ground pearls on a bermudagrass putting green. Symptoms often include initial thinning and texture changes, followed by loss of turf in the forms of straw or bare soil. (Photo: David M. Kopec)

Control of ground pearls using application sequences of different insecticides

March 18, 2021 By
Ground pearls are a problem on courses in desert conditions, but applying closely timed rotations of performance-based insecticides shows control promise. ...

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While spring dead spot symptoms show up after green-up, key control happens in the fall. (Photo: Nathan Walker)

Experts’ Insights: Start off spring on track

March 4, 2021 By
Experts share how you can help give your turf a leg up during green-up when it comes to spring dead spot on bermudagrass. ...

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The fate of fungicide

March 2, 2021 By and
Researchers assessed the fate of pyraclostrobin, triadimefon and penthiopyrad following various post-application irrigation and mowing treatments. ...

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