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Author Archive

About Jim Brosnan, Ph.D.

Jim Brosnan can be reached at for more information. This article is adapted from an article first published by the authors in Applied Turfgrass Science.

Posts by Jim Brosnan, Ph.D.

Trouble with goosegrass control Posted on 25 Jul 2019 in the Featured & Research categories.

Goosegrass (Eleusine indica) is a problematic annual grassy weed found on golf course turf across the United States in summer. This species germinates from seed each spring, with emergence typically Read more»

Resisting the little green invaders Posted on 30 Jan 2017 in the Featured & Research categories.

What do superintendents, farmers and weekend gardeners have in common? For one, they all share a strong dislike of weeds. Whether you’re a professional or amateur, nothing can ruin your Read more»

Simulated rainfalls influence on large crabgrass control with herbicides Posted on 25 Jan 2016 in the Research categories.

By Jim Brosnan, Ph.D., Greg Breeden and Javier Vargas, University of Tennessee Large crabgrass (Digitaria sanguinalis) is a widespread turfgrass weed throughout the Transition Zone southward. Herbicides containing quinclorac (Drive Read more»