Turfgrass Research


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Personnel

Gregory K. (Greg) Breeden
Extension Assistant II
Turfgrass Weed Control

James T. (Jim) Brosnan
Associate Professor
Turfgrass Weed Science

Natalie Ruth Bumgarner
Assistant Professor

Brandon Joseph Horvath
Associate Professor
Turf Pathologist

Thomas J. (Tom) Samples
Professor
Turfgrass science and management

Avat Shekoofa
Assistant Professor
Water Stress and Irrigation of Agronomic Crops

John Charles Sorochan
Distinguished Professor
Turfgrass biology

Groups and Facilities


(2 mentions)

Turfgrass Weeds 
Turfgrass weed management recommendations and publications.



(2 mentions)

Weed Diagnostics Center 
Diagnostic testing for weeds of crop and non-crop systems including turfgrass, ornamentals, and utility rights of way.



(1 mention)

UTIA Greenhouses 
High tech facilities help support agricultural research


 

News

Commendations Corner - October 2019, 11/23/2019

Promotion and Tenure 2019, 11/12/2019

UTIA Faculty Spotlight | Dr. Jim Brosnan, 7/18/2017

Faculty 360 | Avat Shekoofa, 4/10/2017

Video


(1 mention)

World Cup Turf 
Researchers at UTIA played a significant role in the world's biggest sporting event recently. Turfgrass experts consulted on the playing fields for the World Cup soccer matches in Russia.



(1 mention)

Weed Olympics 
We've had an Olympic competition here in Tennessee involving ... plants. More specifically, plants we don't like or want. It's called the 'Weed Olympics' on the UT agriculture campus.



(1 mention)

Astro Turf 
UT researchers team with AstroTurf for safer athletic fields.



(1 mention)

Super Bowl Intern 
The first Sunday in February will really be super for a student from UT's Herbert College of Agriculture. The turfgrass science major is helping prep the field for the Super Bowl in Miami.


 

Recent Publications

Effects of temperature and gibberellic acid on the germination of Poa annua seeds in maintained turfgrass of Mississippi.  De Castro E. B.,, J. D. McCurdy, T. M. Caputo, J. T. Brosnan, P. E. McCullough, A. J. Patton, and D. E. Carroll.  2020.  Proc. Southern Weed Sci Soc. 72 (in press).

A multi-state survey to determine prevalence of herbicide resistance in annual bluegrass (Poa annua L.) in managed turfgrass systems.  Grubbs, B., D. Hathcoat, S. D. Askew, L. B. McCarty, M. T. Elmore, J. T. Brosnan, J. D. McCurdy, P. E. McCullough, B. J. Unruh, T. W. Gannon, A. J. Patton, and J. E. Kaminski et al..  2020.  Proc. Southern Weed Sci Soc. 72 (in press).

Postemergence weed control in warm-season turfgrass with a mixture or pyrimisulfan + penoxsulam Brosnan, J. T., and G. K. Breeden.  2019.  HortScience, 54:960-963.

Herbicide resistant weeds in turfgrass: current status and emerging threats.  Brosnan, J. T., M. T. Elmore, and M. V. Bagavathiannan.  2019.  Weed Technology, (under review; submitted 7 November 2019).

Herbicide resistance in turfgrass: a chance to change the future?.  Brosnan, J. T., M. W. Barrett, and P. B. Bhowmik.  2019.  Weed Technology, (under review; submitted 7 November 2019).

Multi-state survey and preliminary screening to evaluate herbicide resistance epidemic in annual bluegrass (Poa annua L.) in managed turfgrass systems.  Grubbs, B., S. D. Askew, L. B. McCarty, M. T. Elmore, J. T. Brosnan, J. D. McCurdy, P. E. McCullough, B. J. Unruh, T. W. Gannon, A. J. Patton, J. E. Kaminski, A Kowaleski, J. S. McElroy, and M. Bagavathiannan.  2019.  ASA-CSSA-SSSA Annual Meeting [USB Flash].

A new dollar spot disease of turfgrass caused by Clarireedia paspali Hu, J., Y. Zhou, J. Geng, Y. Dai, H. Ren, and K. H. Lamour.  2019.  Mycological Progress. [Abstract]

Resistance risk assessment for fludioxonil in Sclerotinia homoeocarpa in China Hu, J., Y. Zhou, T. Gao, J. Geng, Y. Dai, H. Ren, K. H. Lamour, and X. Liu.  2019.  Pesticide Biochemistry and Physiology. [Abstract]

Rush (Juncus) species control in managed turfgrass: results and knowledge gaps.  McCurdy, J. D., Z. D. Small, J. T. Brosnan, and G. K. Breeden.  2019.  ASA-CSSA-SSSA Annual Meeting [USB Flash].

TURFGRASS MANAGEMENT- Water: Functions, Flow and Forms.  Samples, T. J., and J. C. Sorochan.  2019.  Tennessee Turfgrass Magazine, Dec/Jan. Pp. 26, 28, 30, 32, 34.

Modeling Decision to Minimize Costs for Turfgrass Users.  Stier, T., and C. Boyer.  2019.  M.S. Thesis.

Development and validation of a weather-based warning system to advise fungicide applications to control dollar spot on turfgrass D. L. Smith, J. P. Kerns, N. R. Walker, A. F. Payne, B. J. Horvath, J. C. Inguagiato, J. E. Kaminski, M. Tomaso-Peterson, and P. L. Koch.  2018.  PLoS ONE, 13(3): e0194216.