Horticulture Faculty

Ryan William Dickson

Ryan William Dickson

Assistant Professor

(DREX)-Director Experiment Station

(HORT)-Horticulture

Phone: 479-575-2533

Download vcard

Map

Download CV

Hydroponics and container edibles

Controlled environment floriculture

Greenhouse Management and lab HORT 4703 & HORT 4701

 

2009  Bachelor of Science in Environmental Horticulture, University of Florida, Specialization: Horticultural Operations

2016  PhD in Environmental Horticulture, Dept. of Environmental Horticulture, University of Florida.
          'Evaluation of floriculture and edible plant species effects on root zone pH'

Refereed Journal and Proceedings Articles

  1. Gomez, C. C.J. Currey, R.W. Dickson, H. Kim, R. Hernandez, N.C. Sabeth, R.E. Raudales, R.G. Brumfield, C. Singer, A. Laury-Shaw, A.K. Wilke, R.G. Lopez, S.E. Burnett. Submitted 2019. Controlled environment food production for urban agricultlure. HortScience.
  2. Dickson, R.W. and Fisher, P.R. In press. Quantifying the acidity-basicity of leafy greens and herb species in peat substrate and hydroponics. HortScience.
  3. Dickson, R.W. and Fisher, P.R. In press. Quantifying pH effect of fifteen floriculture species in peat substrate. Proc. IS on Growing Media and Soilless Cultivation. Acta Hort.
  4. Dickson, R.W., Fisher, P.R., and Argo, W.R. 2017. Quantifying acidity and basicity of fifteen floriculture species in peat substrate. HortScience 52 (8): 1065-1072.
  5. Dickson, R.W, and Fisher, P.R. 2017. Ammonium-nitrate ration and cation/anion uptake affect the acidity or basicity of floriculture species. Proc. IS on Growing Media and Soilless Cultivation. Acta Hort. 1168, ISHS
  6. Dickson, R.W., Fisher, P.R., Padhye, S.R., and Argo, W.R. 2016. Evaluating calibrachoa (Calibrachoa × hybrida Cerv.) genotype sensitivity to iron deficiency at high substrate pH. HortScience. 200: 1452-1457.
  7. Fisher, P.R. and Dickson, R.W. 2016. Improving irrigation practices in container stock plant production of herbaceous plant cuttings. International Symposium on Protected Cultivation in Tropical and Temperate Climates. Acta Hort. In press.
  8. Dickson, R. W., Fisher, P. R., Argo, W. R., Jacques, D. J., Sartain, J. B., Trenholm, L. E., and Yeager, T. H. 2016. Solution ammonium: nitrate ratio and cation/anion uptake affect acidity or basicity with floriculture species in hydroponics. Scientia Horticulturae, 200, 36-44.
  9. Fisher, P.R., Dickson, R.W., Mohammad-pour, G.S., Huang, J. 2014. Effect of solution electrical conductivity (EC) and pre-plant nutrient form on the pH of a peat-perlite substrate. Proc. IS on Growing Media and Soilless Cultivation. Acta Hort. 1034, ISHS

 

Industry Publications

  1. Dickson, R. Avoid tip burn in hydroponic lettuce. e-GRO Edible Alert. March 2019.
  2. Dickson, R. Overview of pH and electrical conductivity meters. GrowerTalks. January 2019.
  3. Dickson, R. Magnesium or micronutrient deficiency in basil? Don’t be fooled. e-GRO Edible Alert. May 2018.
  4. Dickson, R. and R. Raudales. Avoiding ammonium toxicity. GrowerTalks. January 2019.
  5. Dickson, R. and R. Raudales. Trays too dry? GrowerTalks. January 2019.
  6. Raudales, R, and R. Dickson. Save Water, Save Time. GrowerTalks. November 2018.
  7. Dickson, R. Dealing with salty irrigation water. e-GRO Alert. May 2018.
  8. DeGenring, L., Dickson, R., and Poleatewich, A. What is swimming around your roots? e-GRO Edible Alert. April 2018.
  9. Kacira, M., Mattson, N., Dickson, R. and Lopez, R. 2018. Urban crop production in vertical farms. Greenhouse Management.
  10. Dickson, R. Having success with container edibles. GrowerTalks. September 2017.
  11. Dickson, R. and P. Fisher. Understanding the pH personality of your crops. GrowerTalks. August 2017.
  12. Dickson, R. and P. Fisher. Why do geraniums drop pH? GrowerTalks. May 2017.
  13. Dickson, R. Control plant growth and height for potted herbs. e-GRO Edible Alert. May 2017.
  14. Dickson, R. and P. Fisher. Edible crop species differ in their pH effect in hydroponics. Produce Grower. July 2017.
  15. Dickson, R. and P. Fisher. High pH is often caused by excessive leaching. Greenhouse Management. June 2017.
  16. Dickson, R. High pH caused by excessive leaching. e-GRO Alert. June 2017.
  17. Dickson, R. Manage pH using water soluble fertilizers. e-GRO Alert. February 2017.
  18. Fisher, Paul, Jinsheng Huang, Maria Paz, and Ryan Dickson. Having success with organic growing mixes. GrowerTalks. February 2016.
  19. Fisher, Paul, Rosanna Freyre, Javier Lopez, Ryan Dickson, and Bruce Mackay. Avoiding the inflight video. GrowerTalks. Vol 79:3, January 2015
  20. Fisher, P., Huang, J., Freyre, R., and Dickson, R. Too wet or too dry? GrowerTalks. February 2015.
  21. Fisher, P., Dickson, R., Argo, B., and Mackay, B. Advanced pH Management. GrowerTalks. July 2014

 

 

SCIENTIFIC PRESENTATIONS

  1. Quantifying the acidity-basicity of edible leafy greens and herbs grown in peat-based substrate and hydroponics. American Society for Horticultural Sciences Annual Conference. Washington D.C. 2018.
  2. Quantifying the acidity and basicity of fifteen floriculture species grown in peat-based substrate. ISHS International Growing Media and Substrates Conference. Portland, OR 2017.
  3. Quantifying the acidity and basicity of fifteen floriculture species. American Society for Horticultural Sciences Annual Conference. Kona, HA 2017.
  4. Evaluating calibrachoa genotype sensitivity to iron deficiency at high substrate pH. American Society for Horticultural Sciences Annual Conference. Atlanta, GA 2016.
  5. Solution ammonium:nitrate ratio and cation/anion uptake affect acidity or basicity with floriculture species in hydroponics. ISHS International Growing Media and Substrates Conference (SUSGRO 2015). Vienna, Austria, 2015.
  6. Species Effects on Acidity or Basicity in Hydroponic Solutions. American Society for Horticultural Sciences Annual Conference. Orlando, FL 2014.
  7. Species Effects on Acidity or Basicity in Hydroponic Solutions (Poster). National Floriculture Forum, Manitoba, 2014.

Serving as chair of NE1875 multi-state research group, program co-chair for Northeast Greenhouse Conference (NEGC), secretary of FLOR working group (American Society for Horticultural Science), and on UA Rosen Center Greenhouse committee. Als signed up to be a USDA SBIR panelist to review grant proposals and benefit proposal-writing in the future. 

  • 2017 Kenneth Post Award for Graduate Research in Floriculture for ‘Evaluating calibrachoa (Calibrachoa × hybrida Cerv.) genotype sensitivity to iron deficiency at high substrate-pH’ published in HortScience 51(12):1452-1457.
  • 2016 Gene and Barbara Batson Environmental Horticulture Scholarship. $2,000.
  • 2015 Sidney B. Meadows Scholarship Endowment recipient. Southern Nursery Association. $1,500