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Photo: Karl Danneberger

About Karl Danneberger, Ph.D.

Karl Danneberger, Ph.D., is a professor in the department of horticulture and crop science at The Ohio State University. He is author of the popular The Turf Doc column that appears monthly in Golfdom. Karl writes on topics ranging from Poa annua to pest control.

Posts by Karl Danneberger, Ph.D.

Turf MD: Be ready for El Nino to dominate the weather pattern Posted on 28 Nov 2023 in the Columns & Current Issue & From the Magazine categories.

The occurrence of an El Nino is thanks to Southern Oscillation (ENSO). Read more»

Turf MD: The ‘why’ behind routine fall cleanup practices Posted on 19 Oct 2023 in the Columns & Featured & From the Magazine categories.

Columnist Karl Danneberger, Ph.D., examines the reasoning behind several common fall cleanup practices. Read more»

Karl Danneberger, Ph.D., shares tips on how to injury proof the golf course Posted on 20 Sep 2023 in the Columns & From the Magazine categories.

While the majority of golf injuries associated with swinging a club are beyond our control, others can be minimized by identifying potential points of injury around the course. Read more»

Turf MD: Dr. D notices a new summer agronomic problem Posted on 22 Aug 2023 in the Columns & From the Magazine categories.

Karl Danneberger, Ph.D., notices an uptick in excessive thatch and organic matter associated with an overall decline in turf. Read more»

Turf MD: A unique opportunity to watch a golf course evolve Posted on 14 Jul 2023 in the Columns & From the Magazine categories.

Karl Danneberger, Ph.D., recalls his personal history of volunteering at the Memorial Tournament, hosted at Muirfield Village GC in Dublin, Ohio. Read more»

Turf MD: How far we’ve come with zoysiagrass development and management Posted on 15 Jun 2023 in the Columns & From the Magazine categories.

Dr. D talks about the first course he ever saw using zoysiagrass, establishing and managing the grass and more in this month's Turf MD. Read more»

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