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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: Dr. D goes back to the basics of turf management Posted on 24 May 2024 in the Columns & Current Issue & From the Magazine categories.

Danneberger takes us back to the beginnings of golf to learn how to adapt to future technology. Read more»

Dr. D talks the ups and downs of Poa annua Posted on 10 Apr 2024 in the Columns & From the Magazine categories.

Danneberger explains the love-hate relationship the golf industry has with Poa annua. Read more»

Turf MD: Slow and steady wins the race with nitrogen Posted on 26 Mar 2024 in the Columns & From the Magazine categories.

Danneberger shares the similarities between his Pontiac Firebird and golf course turf. Read more»

Turf MD: Karl Danneberger celebrates the career of a turfgrass icon Posted on 17 Feb 2024 in the Columns & From the Magazine & People categories.

Danneberger reminisces on his time knowing Joseph Vargas, Ph.D., a professor of turfgrass pathology at Michigan State. Read more»

Turf MD: A closer look at winter injuries Posted on 02 Feb 2024 in the Columns & Featured & From the Magazine categories.

Dr. D explains three major injuries that comprise the most common winter injuries in golf course turf. Read more»

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

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