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News

Dr. Neelam Poudyal to Speak on Hemlock Woolly Adelgid, 9/14/2016

I AM UTIA -- In Knoxville, Meet Joe Sarten, PE, 12/9/2015

Video


(2 mentions)

Saving the Hemlock 
Scientists and staff at Great Smoky Mountains National Park race to save the hemlock tree from extinction in their park.



(2 mentions)

Beetle Tents 
Hemlock trees in the Smoky Mountains are threatened by a tiny, deadly pest. Researchers with UT AgResearch are using a predatory beetle to feast on these harmful insects.


 

Recent Publications

The hemlock woolly adelgid: A threat to hemlock in Tennessee.  Hale, F. A., E. Benton, and J. P. Parkman.  2017.  SP 503-G, (Revision) UT Extension.

Assessment of the impact of predatory beetle, Laricobius nigrinus (Coleoptera: Derodontidae), on hemlock woolly adelgid (Hemiptera: Adelgidae) in the eastern U.S.  Jubb, C., A. Mayfield, G. J. Wiggins, J. F. Grant, J. Elkington, T. McAvoy, J. Lombardo, B. Mudder, and S. Salom.  2017.  Proceedings of the Southern Forest Insect Work Conference, Pp. 13-14, July 25-28, 2017, Melbourne Beach, FL.

A Little Bug with a Big Bite: Impact of Hemlock Woolly Adelgid Infestations on Forest Ecosystems in the Eastern USA and Potential Control Strategies Letheren, A., S. Hill, J. Salie, J. P. Parkman, and J. Chen.  2017.  International Journal of Environmental Research and Public Health, 14 (4): 438 (17 pp.).

A Little Bug with a Big Bite: Impact of Hemlock Woolly Adelgid Infestations on Forest Ecosystems in the Eastern USA and Potential Control Strategies Letheren, A., S. Hill, J. Salie, J. Parkman, and J. Chen.  2017.  International Journal Environ. Res. Public Health, 14 (4): 438 (17 pp.).

Short-term detection of imidacloprid in streams following treatment of eastern hemlock.  Wiggins, G. J., E. Benton, P. L. Lambdin, and J. F. Grant.  2017.  Proceedings of the USDA Interagency Research Forum on Invasive Species, January 10-13, Annapolis, MD (In Press).

Hemlock Woolly Adelgid (Hemiptera: Adelgidae) Abundance and Hemlock Canopy Health Numerous Years After Imidacloprid Basal Drench Treatments: Implications for Management Programs Benton, E. P., J. F. Grant, R. J. Webster, R. S. Cowles, A. F. Lagalante, A. M. Saxton, R. J. Nichols, and C. I. Coots.  2016.  Journal of Economic Entomology, 109(5): 2125-2136.

Benefits and Risks of Imidacloprid-Based Management Programs for Hemlock Woolly Adelgid.  Benton, E.P.  2016.  Ph.D. Dissertation.

Assessing relationships between tree diameter and long-term persistence of imidacloprid and olefin to optimize imidacloprid treatments on eastern hemlock. 3 Benton, E.P., J. F. Grant, R. Cowles, R. J. Webster, R. J. Nichols, A. Lagalante, and C. Coots.  2016.  Forest Ecology and Management, 70: 12-21.

Consequences of imidacloprid treatments for hemlock woolly adelgid on stream water quality in the southern Appalachians Benton, E.P., J. F. Grant, T. C. Mueller, R. J. Webster, and R. J. Nichols.  2016.  Forest Ecology and Management, 360:152-158.

Impact assessment of Laricobius nigrinus (Coleoptera: Derodontidae), a predator of hemlock woolly adelgid Heminger, A., A. E. Mayfield, G. J. Wiggins, J. F. Grant, J. Elkington, T. McAvoy, A. Tait, J. Lombardo, B. Mudder, and S. Salom.  2016.  Proceedings: The XXV International Congress of Entomology, Orlando, FL, September 25-30.

Impact assessment of Laricobius nigrinus (Coleoptera: Derodontidae), a predator of hemlock woolly adelgid Heminger, A., A. E. Mayfield, G. J. Wiggins, J. F. Grant, J. Elkington, T. McAvoy, A. Tait, J. Lombardo, B. Mudder, and S. Salom.  2016.  Proceedings: North American Forest Insect Work Conference, Washington, DC, May 31-June 3, pp. 85-86.

Challenges to Mass-Rearing Predators of Hemlock Woolly Adelgid.  Parkman, J. P.  2016.  XXV International Congress of Entomology & Ann. Mtg., Entomol. Soc. of Am. Orlando, FL. Sept. 2016, (in press).