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Author Archive

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: Good riddance to 2020 Posted on 07 Jan 2021 in the Columns & COVID-19 & Current Issue & From the Magazine categories.

Columnist Karl Danneberger, Ph.D., discusses what golf course maintenance practices will stick around once 2020 and the coronavirus pass. Read more»

Ohio State turfgrass entomology professor Harry Niemczyk, Ph.D., dies at 91 Posted on 17 Dec 2020 in the Industry News categories.

Harry Niemczyk, Ph.D., a professor in the Department of Entomology at The Ohio State University, passed away on Dec. 16, 2020 at the age of 91, after a battle with Read more»

The Turf Doc: Winter golf Posted on 04 Dec 2020 in the Columns & COVID-19 & From the Magazine categories.

Karl Danneberger, Ph.D., describes how golf courses can manage and minimize the damage caused by winter golf in places where it's applicable. Read more»

The Turf Doc: Burning down the turf Posted on 02 Nov 2020 in the Columns & From the Magazine categories.

Calling to mind recent wildfires that have wreaked havoc in the western U.S., Karl Danneberger, Ph.D., details the effects of warming temperatures on turf. Read more»

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»