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


Gary M. Lessman
Associate Professor
Soil fertility and plant analysis

Neal S. Eash
Soil Science

John E. Morrison, Jr.
Conservation-agricultur. machine systems

Groups and Facilities

1 mention

UT Organics 
Increasing farm income and keeping family farms in the family.



1 mention

Weed Research 
A climate that's good for a variety of crops means many types of weeds also thrive. UT AgResearch works to help farmers battle this yearly problem that can greatly affect their yields.

1 mention

No-Till Farming's Effect on May Flood 
May flooding caused extensive damage to agricultural production in Tennessee, but experts say it could have been much worse if not for the widespread use of no-till crop production.


Recent Publications

Long-term corn yield impacts from crop rotations and bio-covers under no-tillage Ashworth, A. J., F. L. Allen, A. M. Saxton, and D. D. Tyler.  2016.  Agronomy Journal, 108(4): 1495-1502.

Long-Term Cotton Yield Impacts from Cropping Rotations and Biocovers under No-Tillage Ashworth, A. J., F. L. Allen, A. M. Saxton, and D. D. Tyler.  2016.  Journal of Cotton Science, 20:95102.

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.

Impact of tillage management on Aeolian sediment transport: A multi-source regression analysis using effective plant cover (EPC) factor.  Gharahassanlou, A. N., G. Erpul, F. Youssef, M. Basaran, and J. Lee.  2016.  2016 Agro-Environ Symposium.

Impact of thirty four years of tillage and cover crop management on soil physical properties.  Gharahassanlou, A. N., J. Lee, X. Yin, and D. D. Tyler.  2016.  2016 Annual Meetings of ASA-CSSA-SSSA, Phoenix, AZ. Nov. 6-9.

Minimal Tillage and Crop Residue Retention Adoption, Input Demand and Maize Production: A Household Survey Analysis of Smallholder Producers in Lesotho.  Lambert, D. M., E. Bisangwa, M. Maloake, and N. S. Eash.  2016.  Journal of Soil and Water Conservation, 71(2):118-128.

Profitability of Winter Cover Crops and No-Tillage from a Long-Term Experiment.  Larson, J. A., C. Boyer, X. Zhou, and D. D. Tyler.  2016.  oint Western Agricultural Economics Association and Canadian Agricultural Economics Society Annual M, Victoria, BC. June 21-24, 2016.

Can No-till Sequester Carbon? Overcoming Conjecture with Data O'Dell, D., N. S. Eash, B. Hicks, D. M. Lambert, J. Logan, T. J. Sauer, J. Zahn, J. Oetting, and J. Goddard.  2016.  Annual Meeting, ASA, CSSA, SSSA, 6-9 Nov, 2016. Phoenix, AZ..

Mineral nutrition and yields of corn, soybean, and cotton as affected by long-term conservation tillage, cover crops, and crop rotations.  Yin, X.  2016.  Annual Meetings of ASA-CSSA-SSSA, Phoenix, AZ. Nov. 6-9.

Nitrogen fertilization and critical nitrogen concentration for contemporary high yielding cotton under no-tillage.  Yin, X., and C. L. Main.  2016.  Proceedings of Beltwide Cotton Conferences, Jan. 5-7.

Profit-Maximizing Nitrogen Rates for Cotton under Alternative Cover Crop and Tillage Systems.  Zhou, X., J. A. Larson, C. Boyer, R. K. Roberts, and D. D. Tyler.  2016.  2016 Soil fertility and recommendations committee meeting, Nashville, TN, March 23..

Differences in Glyphsate-Resistant Weed management Practices over time and Regions Zhou, X., R. K. Roberts, J. A. Larson, D. M. Lambert, B. C. English, A. Mishra, L. Falconer, R. Hogan, J. Johnson, and J. Reeves.  2016.  Weed Technology, 30: 1-12.