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Michael E. Essington
Soil Chemistry and Mineralogy

Sindhu Jagadamma
Assistant Professor
Soil Management

David M. Butler
Associate Professor
Organic/sustainable/alternative crops

Groups and Facilities

2 mentions

Protected Agriculture 
From hydroponics to organic raised beds, from computer-controlled greenhouses to simple rain shelters.

1 mention

UTIA Greenhouses 
High tech facilities help support agricultural research


Organic Crops Field Tour, 10/23/2014

Organic Crops Field Tour, 4/24/2013

Organic Crops Field Tour, 4/26/2012



Researchers Win $1.8M USDA Grant to Study Organic Dairy Production, 11/6/2015

UTIA To Research Organic Management of Brown Marmorated Stink Bugs, 11/19/2012


4 mentions

Organic Vegetables 
The earth provides the foods we eat -- including healthy vegetables. UT researchers are studying how best to grow these crops, and part of that work involves organic farming.


Recent Publications

Using a chelating agent to generate low ash bioenergy feedstock Edmunds, C. W., C. Hamilton, K. Kim, S. C. Chmely, and N. Labbe.  2017.  Biomass and Bioenergy, 96:12-18.

Field evaluation of agronomic Effectiveness of an organically enhanced nitrogen fertilizer.  3. Winings, J., X. Yin, S. Agyin-Birikorang, and U. Singh.  2016.  Nutrient Cycling in Agroecosystems.

Displacing inorganic nitrogen in lignocellulosic feedstock production systems Ashworth, A. J., P. D. Keyser, F. L. Allen, D. D. Tyler, A. M. Taylor, and C. P. West.  2016.  Agronomy Journal, 108:109–116 (2016).

Abscisic Acid Impacts Tomato Carotenoids, Soluble Sugars, and Organic Acids.  Barickman, T. C., D. A. Kopsell, and C. E. Sams.  2016.  HortScience, Hortscience 51(4):1-7.

Urea in Lake Erie: Organic nutrient sources as potentially important drivers of phytoplankton biomass.  Belisle, G. S., M. M. Steffen, H. L. Pound, J. M. DeBruyn, S. B. Watson, R. A. Boubonniere, G. L. Boyer, and S. W. Wilhelm.  2016.  Journal of Great Lakes Research 42: 599-607.

Organic agriculture and plant disease Butler, D. M., and E. N. Rosskopf.  2016.  Plant Pathology, 3rd edition, eds. R.N. Trigiano and B.H. Ownley.

Tillage system and cover crop management impacts on soil quality and vegetable crop performance in organically managed production in Tennessee Butler, D. M., G. E. Bates, and S. Eichler Inwood.  2016.  HortScience.

Estimation of irrigation crop water use of organic vegetables grown in high tunnels.  D. Muchoki, B. G. Leib, D. C. Yoder, and D. M. Butler.  2016.  Abstract and Poster 2016 Annual International Meeting, Orlando, FL, Juyl 17-20, 2016.

Estimation of irrigation crop water use of organic vegetables (tomato and peppers) grown in high tunnels.  D. Muchoki, B. G. Leib, D. M. Butler, and D. C. Yoder.  2016.  M.S. Capstone Project.

Natural enemy impact on eggs of the invasive brown marmorated stink bug, Halyomorpha halys (Stål)(Hemiptera: Pentatomidae), in organic agroecosystems: A regional assessment.  E. C. Ogburn, R. Bessin, C. Dieckhoff, R. Dobson, M. Grieshop, K. A. Holdmer, C. Matthews, J. L. Moore, A. Nielsen, K. Poley, and J. M. Pote.  2016.  Biological Control, Vol 101: 39-51.

The use of a commercial naturally-occurring citrus-based sanitizer to prevent cross-contamination of Listeria monocytogenes on the surface of organic cantaloupes.  E. Simmons, P. M. Davidson, Q. Zhong, and F. Critzer.  2016.  Annual Meeting of the International Association for Food Protection, July 31- August 3, St. Louis, M.

Sustainable Energy Systems: High Performance Lithium Ion Battery Components from Renewable Resources.  Garcia-Negron, V., O. Rios, D. Keffer, and D. P. Harper.  2016.  Proceedings, 2nd Annual Women in STEM Research Symposium, Knoxville, TN, April 15, 2016. Poster.