Specialty crop Research

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Zachariah R. (Zach) Hansen
Assistant Professor
Entomology & Plant Pathology



AgResearch Faculty and Staff Presented with Awards at 2017 UTIA Luncheon, 11/8/2017

A New Generation of Faculty, 8/2/2017

5 Things You Didnít Know about Highland Rim AgResearch and Education Center, 5/6/2017

Faculty Success Recognized at UT Research Foundation Innovation Awards, 4/23/2017

Faculty 360 | Eric Walker, 12/18/2016

2016 AgResearch Faculty Awards, 10/6/2016

Biodegradable Mulch Team Uses Transdisciplinary Approach to Meet Objectives, 9/16/2015


(1 mention)

There's a new crop Tennessee farmers might consider. Researchers are experimenting with sesame, produced for its oil, and commonly used in bread products.


Recent Publications

Effect of weathering on biodegradability of biodegradable mulch film Anunciado, M., L. C. Wadsworth, D. B. Cowan-Banker, and D. G. Hayes.  2017.  BioEnvironmental Polymer Society 24th Annual Meeting, Albany, CA, 20-22 September 2017 (poster). [Abstract]

Life cycle of biodegradable plastic mulches for specialty crop production Hayes, D. G., L. C. Wadsworth, C. Miles, and A. L. Wszelaki.  2017.  OFRF Organic Agriculture Research Symposium.

Effect of Diverse Weathering Conditions on the Physicochemical Properties of Biodegradable Plastic Mulches Hayes, D. G., L. C. Wadsworth, H. Y., Sintim, M. Flury, M. English, S. M. Schaeffer, and A. M. Saxton.  2017.  Polymer Testing, 62: 454-467. [Abstract]

Advancement of laser-guided intelligent pesticide spray control technology in specialty crop production.  Zhu, H., J. Boldt, A. Fulcher, Y. Gao, D. Herms, C. Krause, P. Lin, D. W. Lockwood, G. Niu, H. E. Ozkan, J. Pscheidt, and R. Rosetta.  2017.  HortScience.

Long-Term Impacts of Biodegradable Plastic Mulches for Sustainable Production of Fruits and Vegetables Hayes, D. G., L. C. Wadsworth, N. F. Omar, A. L. Wszelaki, J. M. DeBruyn, and S. M. Schaeffer.  2016.  American Ecological Engineering Society 16th Annual Meeting, Knoxville, 7 June 2016. [Abstract]

Evaluation of a bioherbicide and anaerobic soil disinfestation for weed control in specialty crop production Shrestha, U., G. Duesterbeck, E. N. Rosskopf, and D. M. Butler.  2016.  Proceedings of the Annual International Research Conference on Methyl Bromide Alternatives and Emiss, pp. 57-1 to 57-3.

Blue wavelengths from LED lighting increase nutritionally important metabolites in specialty crops.  Kopsell, D. A., C. E. Sams, and R. C. Morrow.  2015.  HortScience, 50(9):1285-1288.

Stress Biology of Specialty Crops.  Cheng, Z.  2014.  Critical Review in Plant Sciences, 33:90-91.

Manipulation of carotenoid biosynthesis in specialty crops using unique PGRs.  Kopsell, D. A., C. E. Sams, and T. C. Barickman.  2014.  Program and abstracts of the 2014 PGRSA meeting., The 41st Annual Meeting of the Plant Growth Regulation Society of America held in Conjunction with the Japanese Society for the Chemical Regulation of Plants. San Francisco CA. July 13 to 17. page 13.

Creating Signage that Sells: Guidance for Specialty Crop Growers Direct Marketing to Consumers.  Leffew, M. L.  2014.  Extension Special Publication, SP 766, September 2014.

How to Handle Complaints and Poor Reviews on Social Media: Direct Marketing Tips for Specialty Crop Growers.  Leffew, M. L.  2014.  Departmental Fact Sheet, D13, September 2014.

Adding Value to Specialty Crops: Obtaining UPC Barcodes for Wholesale Sales.  Leffew, M. L., and F. Critzer.  2014.  SP764.