Research

2014 All-Access Pass

December 16, 2014 By Seth Jones and Ken Moum

Golfdom traveled coast-to-coast this year covering the industry — here’s our end-of-year review of the best stories of the year. We’ll never take it for granted: the feeling we get when we walk into a major golf event’s media center ...

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PGR effects on bacterial etiolation in bentgrass greens caused by Acidovorax avenae

December 16, 2014 By Clark Throssell, Ph.D.

Bacterial etiolation, an unusual elongation and chlorosis of turfgrass stems and leaves, has developed into a predominant concern among turfgrass superintendents managing creeping bentgrass (Agrostis stolonifera L.) putting green turf. Recent research has shown that bacteria, Acidovorax avenae and Xanthomonas ...

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Interest rates explain disease epidemics

December 16, 2014 By Karl Danneberger, Ph.D.

The term ‘maverick’ often is applied to a person who does not conform to or play by the rules and often takes an unorthodox stand. As often as the word is used, few people know that maverick is associated with ...

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Grass Roots Initiative exhibit and much more

December 16, 2014 By Clark Throssell, Ph.D.

Geoff Rinehart is a turfgrass specialist and works for the National Turfgrass Federation. His primary responsibility is coordinating the Grass Roots Initiative. Rinehart can be reached at geoffrey.rinehart@ars.usda.gov for more information. Q: What is the Grass Roots Initiative? The Grass ...

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Turf Toughie: Biotic vs abiotic turf problems

December 15, 2014 By Curt Harler

Hang around in a class with Jim Kerns, assistant professor and extension specialist in plant pathology, and one question you are sure to get is: What are the factors that distinguish a biotic turf problem from an abiotic turf problem? ...

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Figuring growing degree days: hard and easy