Walnut Research

If we've left out important UTIA personnel or resources, please send us a link.

Groups and Facilities

(1 mention)

Hardwood Genomics Project 
Creating genomic resources for the most important hardwood species in North America.



Partnership between UT Institute of Agriculture and National University of Ireland Galway addresses Common Concerns Plaguing both Countries, 8/23/2019

Using Chickens as a Model to Reduce Obesity in Children, 2/1/2018

New Ventures | Creative Agricultural Technologies, LLC, 2/25/2016


(1 mention)

Mine Reclamation 
We get half our electricity from coal, but getting to coal underground sometimes means we have to cut down trees. UTIA researchers are working to bring new vegetation to former mining sites.


Recent Publications

Assessing alternative candidate subcortical insect vectors from walnut crowns in habitats quarantined for thousand cankers disease Chahal, K., R. Gazis., W. E. Klingeman, D. Hadziabdic Guerry, P. L. Lambdin, J. F. Grant, and M. T. Windham.  2019.  Environmental Entomology, 48(4): 882-893.

Effect of bark application With Beauveria bassiana and permethrin insecticide on the walnut twig beetle (Coleoptera: Curculionidae) in black walnut bolts.  Mayfield, A. E., J. Juzwik, J. Scholer, J. D. Vandenberg, and A. M. Taylor.  2019.  Journal of Economic Entomology, 112(5):2493-2496.

Methyl Bromide Fumigation to Eliminate Thousand Cankers Disease Causal Agents from Black Walnut Seabright, K., S. Fraedrich, S. Myers, A. Mayfield, and A. M. Taylor.  2019.  Forest Science.

Status and impact of walnut twig beetle in urban forests, native forests, and orchards Seybold, S. J., W. E. Klingeman, S. M. Hishinuma, T. W. Coleman, and A. D. Graves.  2019.  Journal of Forestry, 117(2): 152-163.

Behavioral responses of Pityophthorus juglandis (Coleoptera: Curculionidae: Scolytinae) to volatiles of black walnut and Geosmithia morbida, the causal agent of thousand cankers disease Blood, B, W. E. Klingeman, M. Paschen, D. Hadziabdic Guerry, J. Couture, and M. Ginzel.  2018.  Environmental Entomology, 47(2): 412-421. [Abstract]

Hickory and Oak Growth Over 10 Years in Response to Initial Fertilization.  Franklin, J. A., and D. S. Buckley.  2018.  Proceedings of the American Society of Mining and Reclamation, St. Louis, MO, June 3-7, 2018. [Abstract]

Mycobiota associated with insect galleries in walnut with thousand cankers diseases reveals a potential natural enemy against Geosmithia morbida Gazis, R., L. Poplawski, W. E. Klingeman, S. L. Boggess, R. N. Trigiano, A. Graves, S. Seybold, and D. Hadziabdic Guerry.  2018.  Fungal Biology, 122(4):241-253.

Incidence, Dispersal, and Risk Assessment of Walnut Twig Beetle, Pityophthorus juglandis, in East Tennessee Forests.  Hensley, P.  2018.  M.S. Thesis.

Bark colonization of kiln-dried wood by the walnut twig beetle: Effect of wood location and pheromone presence Mayfield, A. E., J. Audley, R. Camp, B. Mudder, and A. M. Taylor.  2018.  Journal of Economic Entomology, 111:996-999.

Phytosanitary wood treatments for TCD and nursery stock colonization by the walnut twig beetle.  Audley, J., S. W. Myers, A. M. Taylor, W. E. Klingeman, S. W. Fraedrich, P. Merten, R. Camp, and A. E. Mayfield.  2017.  Thousand Cankers Disease Research and Management Operational Meeting, 14 June 2017, Lafayette, IN.

Walnut Twig Beetle (Coleoptera: Curculionidae: Scolytinae) Colonization of Eastern Black Walnut Nursery Trees Audley, J., W. E. Klingeman, A. Mayfield, S. Myers, and A. M. Taylor.  2017.  Journal of Insect Science, 17(3)70;1-9.

Trapping methods for walnut twig beetle, Pityophthorus juglandis, during the height of population density in eastern Tennessee.  Bray, A., J. B. Oliver, W. E. Klingeman, and N. N. Youssef.  2017.  Ann. Meeting of the Entomol. Soc. Amer., Denver, CO. 4-9 November 2017.