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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.

The dilemma with recent extreme temperatures Posted on 01 Oct 2020 in the Columns & From the Magazine categories.

Karl Danneberger, Ph.D., compares cooling fans in cars to using fans on greens to aid in evapotranspiration amid recent high temperatures. Read more»

Embracing the COVID-19 challenge Posted on 10 Aug 2020 in the Columns categories.

The coronavirus has caused the PGA Tour to make significant changes in how tournaments are scheduled and conducted. One of those changes was to schedule the Workday Charity Open (July Read more»

Comparing practice ranges to horse-racing tracks Posted on 04 Aug 2020 in the Columns categories.

In his August 2020 column, Karl Danneberger, Ph.D., compares the maintenance of practice ranges to the upkeep of horse-racing tracks. Read more»

Turf MD: Keeping organic matter under control Posted on 26 Jun 2020 in the Columns categories.

Golfdom Science Editor Karl Danneberger, Ph.D., lays out how superintendents can keep organic matter and thatch under control. Read more»

The Turf Doc: Returning to the open road Posted on 06 Jun 2020 in the Columns & COVID-19 categories.

After surviving COVID-19, Karl Danneberger, Ph.D., describes the joy of driving his 1969 Pontiac Firebird and encourages people to social distance. Read more»

Beware of the fog Posted on 02 Apr 2020 in the Columns categories.

While reading or watching a video, words like dazed, hazed, confused, perplexed, trance or stupor occasionally describe someone or a situation. These descriptive words are synonyms of being “in a Read more»

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