Author Archive

About Clark Throssell, Ph.D.

Clark Throssell, Ph.D., is the former director of the Purdue University turf program as well as the former director of research for GCSAA. Throssell is the research editor for Golfdom, focusing on managing the Super Science section of the magazine and website. He also contributes his "Clark Talks Turf" column to Golfdom every month.

Posts by Clark Throssell, Ph.D.

Manuscript herbicide to control tropical signalgrass and other weeds Posted on 04 Oct 2019 in the Columns & Current Issue categories.

Lane Tredway, Ph.D., is a technical services manager with Syngenta. Lane has overseen numerous field experiments with Manuscript and other herbicides. You may reach Lane at for more information. Read more»

Fall broadleaf weed control in cool-season turf Posted on 17 Sep 2019 in the Columns & Research categories.

Dave Gardner, Ph.D., is a turfgrass scientist at The Ohio State University. Dave has conducted numerous weed management and control research projects to help superintendents achieve effective broadleaf weed control. Read more»

Fall Proxy applications for Poa annua seedheads Posted on 06 Aug 2019 in the Columns & Research categories.

Clark Throssell, Ph.D., interviews Zac Reicher, Ph.D., a technical specialist on the Green Solutions Team with Bayer Environmental Science. He has more than 30 years of turfgrass research experience and Read more»

Lyme disease and deer ticks Posted on 09 Jul 2019 in the Columns & Research categories.

Clark Throssell, Ph.D., discusses Lyme disease and deer ticks with Timothy Gibb, Ph.D. Gibb is an entomologist at Purdue University. Tim has worked on numerous insect problems throughout his career, Read more»

On the lookout for nematodes Posted on 31 May 2019 in the Columns & Research categories.

Clark Throssell interviews Jim Kerns, Ph.D., about nematodes. Kerns is a turfgrass pathologist at North Carolina State University. In addition to conducting research on turfgrass diseases, Kerns and his team Read more»

A Q&A with Matt Elmore: Goosegrass in the mid-Atlantic Posted on 07 May 2019 in the Columns categories.

Matt Elmore, Ph.D., is a turfgrass weed scientist at Rutgers University. Matt and his team have an extensive weed science research program, and they place an emphasis on understanding goosegrass Read more»