Spray Research

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


Alvin R. (Al) Womac
Equipment performance & environmental impact



Five Things You Didn't Know about the AgResearch and Education Center at Milan, 10/14/2016

In Knoxville, Meet Dennis Deyton, Department of Plant Sciences, 3/16/2016

Time of Day Can Impact Spray, 2/22/2016


(1 mention)

Nozzle Selection 
Nozzle selection has been simplified over the years, but different types of nozzles are needed for different situations.


Recent Publications

Characterizing spray penetration of a novel sprayer into Malus domestica ‘Golden Delicious’ apple trees at a commercial orchard.  Fulcher, A., D. W. Lockwood, W. C. Wright, H. Zhu, M. Burnett, L. Smith, J. McHugh, and G. M. Pietsch.  2018.  HortScience, 53S: in press.

Powdery mildew control and spray application characteristics of a laser-guided sprayer.  Fulcher, A., J. McHugh, H. Zhu, R. Collier, W. C. Wright, and W. Yeary.  2018.  HortScience, 53S: in press.

Preparation of a robust cellulose nanocrystal superhydrophobic coating for self-cleaning and oil-water separation only by spraying.  Huang, J., S. Wang, S. Lyu, and F. Fu.  2018.  Industrial Crops and Products, 122: 438–447.

Dominant point mutation in a tetraspanin gene associated with field-evolved resistance of cotton bollworm to transgenic Bt cotton Jin, L., J. Wang, F. Guan, J. Zhang, S. Yu, S. Liu, Y. Xue, L. Li, S. Wu, X. Wang, H. Abdelgaffar, and J. L. Jurat-Fuentes.  2018.  Proceedings of the National Academy of Sciences, 115(46):11760-11765. [Abstract]

Soybean Variety Selection Considerations: Do Not Spray Dicamba Near High Value Crops Steckel, L. E.  2018.  UTCrops Blog, Posted 2/20/18.

Head Lice Spray Cans and Cleaners Found in Unlocked, Floor Cabinets in Classrooms for Young Children, Again! It’s Time to Remove Stored Insecticides from Classrooms! Vail, K. M.  2018.  Pests and Pesticides in Child-serving Facilities: An IPM Newsletter, 11(4):1-2.

Acid precipitation vs. solvent extraction: two techniques leading to different lactone/acidic sophorolipid ratios Wan Muhammad Zulkifli, W. N. F., N. N. A. Razak, A. R. M. Yatim, and D. G. Hayes.  2018.  Journal of Surfactants and Detergents, In press, DOI: 10.1002/jsde.12223. [Abstract]

Probiotics powders prepared by mixing suspension of Lactobacillus Salivarius NRRL B-30514 and spray-dried lactose: viability and physical and biophysical properties.  Wang, A., J. Lin, and Q. Zhong.  2018.  The 2018 IFT Annual Meeting & Food Expo, July 15-18, Chicago, IL. Paper #E06 (oral presentation).

Spray penetration and natural enemy survival into dense and sparse canopies treated with carbaryl: implications for conventional and biological control.  Yeary, W., A. Fulcher, W. E. Klingeman, H. Zhu, and J. F. Grant.  2018.  Journal of Environmental Horticulture, 36(1): 21-29.

Advanced precision spray application technology for effective control of ornamental diseases.  Zhu, H., A. Fulcher, R. Rosetta, and M. Wallhead.  2018.  International Congress on Plant Pathology.

Foliar Application of Abscisic Acid to Day-Neutral Strawberry Cultivars to Influence Fruit Production.  Deyton, D. E., C. E. Sams, and J. C. Cummins.  2017.  Plant Growth Regulator Society of America, Anchorage, Alaska, August 6-10, 2017. [Abstract]

Repeated Foliar Sprays of Abscisic Acid to Strawberry Plants Influence Plant Growth and Yield.  Deyton, D. E., C. E. Sams, and J. C. Cummins.  2017.  HortScience, 52(9):S304.