Dr. Tyler Wist

Current research and/or projects

  • Dynamic action threshold model to describe population interactions of cereal aphids and their predators. Cereal aphid manager app. 
  • Aster yellows infection and population dynamics of the aster leafhopper in wheat, canola and Camelina in Western Canada
  • Integrated pest management of orange wheat blossom midge
  • Pea aphid thresholds in lentils and faba beans
  • Insects in emerging specialty crops such as quinoa and canary seed
  • Integrated approaches for Flea beetle control –Economic thresholds, prediction models, landscape effects, and natural enemies

Research and/or project statements

  • Field crop entomology
  • Horticultural entomology
  • Cereal-Aphid Predator and Prey Interactions
  • Biological Control of Insect Pests
  • Integrated Pest Management
  • Aster leafhopper, vector of the aster yellows phytoplama, ecology.

Education and awards

B.Sc. (High Hons.) Biology, University of Saskatchewan, 2001

M.Sc Biology University of Saskatchewan, 2005

Ph.D. Biological Sciences, University of Alberta, 2014

NSERC Visiting Fellow, AAFC SRDC, 2014-2016

Key publications

  1. Otani, J., Weiss, R., Rounce, T., Giffen, D., Wist, T., Carcamo, H., Domnich, I., Evenden, M., Gavloski, J., Tansey, J., Peru, C., Barkley, S., Olfert, O., Vankosky, M. 2022. Prairie Pest Monitoring Network “Weekly Update” Webpage-bulletin, July 29, 2022 edition (Issue 12). url: https://prairiepest.ca/2022/week-12/#post_13449 (retrieved 2022Nov16).

    2022 - View publication details

  2. Romero, B., Olivier, C., Wist, T., Prager, S.M. (2020). Oviposition Behavior and Development of Aster Leafhoppers (Hemiptera: Cicadellidae) on Selected Host Plants from the Canadian Prairies, 113(6), 2695-2704. http://dx.doi.org/10.1093/jee/toaa243

    2020 - View publication details

  3. Sauter, J., Gavloski, J., Barkley, S., Meers, S., Vankosky, M., Otani, J., Catton, H., Mori, B., Wist, T., Carcamo, H., Tansey, J., Svendsen, E., Olfert, O. 2020. Beneficial arthropods: Field Heroes! 2020 Agronomy Update, Red Deer, Alberta, January 7-8, 2020. ~403 attendees

    2020 - View publication details

  4. Otani, J., Soroka, J., Elliott, B., Olfert, O., Costamagna, A., Carcamo, H., Nagalingham, T., Gavloski, J., Wist, T. 2019. Flea beetles in canola. 2019 FarmTech held January 29-31, 2019, at Edmonton, Alberta. Invited speaker.

    2019 - View publication details

  5. Bahar, M.H., Wist, T.J., Bekkaoui, D.R., Hegedus, D.D., Olivier, C.Y. (2018). Aster leafhopper survival and reproduction, and Aster yellows transmission under static and fluctuating temperatures, using ddPCR for phytoplasma quantification. Scientific Reports, [online] 8(1), http://dx.doi.org/10.1038/s41598-017-18437-0

    2018 - View publication details

  6. Mori, B.A., Dutcheshen, C., Wist, T.J. (2017). Scrobipalpa atriplicella (Lepidoptera: Gelechiidae), an invasive insect attacking quinoa (Amaranthaceae) in North America. The Canadian Entomologist, [online] 149(4), 534-539. http://dx.doi.org/10.4039/tce.2017.19

    2017 - View publication details

  7. Wist, T. and Svendsen, E. (2016). "Update on the cereal aphid DAT project.", Prairie Pest Monitoring Network Meeting, Saskatoon Research and Development Centre, Saskatoon, SK, Canada, March 22, 2016. (Presentation)

    2016 - View publication details

  8. Nagalingham, T., T.F.S. Guimaraes, J. OTANI, H. Carcamo, T. Wist, J. Gavloski, A.C. Costamagna. 2016. Species composition and seasonal pattern of occurrence of flea beetles in the prairies. The 72nd Meeting of the Entomological Society of Manitoba held at Winnipeg MB from October 28-29, 2016.

    2016 - View publication details

  9. Greenhouse pest control takes a new push-pull approach

    2016 - View publication details

  10. Otani, J.K., Costamagna, A., Szeitz, A., Cárcamo, H.A., and Wist, T. (2015). "Sticking with flea beetles in canola – Examining species, thresholds and beyond.", Joint Annual Meeting of the Société d’entomologie du Québec and the Entomological Society of Canad, Montreal, QC, Canada, November 8-11, 2015, pp. 20. (Poster)

    2015 - View publication details

  11. Otani, J.K., Szeitz, A., Costamagna, A., Cárcamo, H.A., and Wist, T. (2015). "Sticking with flea beetles in canola – Examining species, thresholds and beyond.", Joint Annual Meeting of the Société d’entomologie du Québec and the Entomological Society of Canad, Montreal, QC, Canada, November 8-11, 2015, pp. 20.

    2015 - View publication details

  12. Philip, H., Svendsen, E., Olfert, O.O., Olivier, C.Y., Cárcamo, H.A., Soroka, J.J., Otani, J.K., and Wist, T. (2015). Field Crop and Forage Pests and their Natural Enemies in Western Canada – Identification and Management Field Guide. (Report)

    2015 - View publication details

  13. Wist, T., van Baaren, J., Olfert, O.O., and Svendsen, E. (2015). "Parasitism and life history of Aphidius avenaphis (Hymenoptera: Braconidae) on two cereal aphid species in Saskatchewan (2015). (Published on the internet at: www.cps-scp.ca/publications.shtml)", - 2015 Pest Management Research Reports 2015 Growing Season. V. 54, Canadian Phytopathological Society (CPS).

    2015 - View publication details

  14. Wist, T.J., Greis, R., Evenden, M.L. (2015). Differential parasitism by a generalist parasitoid is mediated by volatile organic chemicals of the herbivore’s host. Arthropod-Plant Interactions, [online] 9(5), 515-527. http://dx.doi.org/10.1007/s11829-015-9393-9

    2015 - View publication details

  15. Wist, T., Olivier, C.Y., Gavloski, J.E., and Olfert, O.O. (2014). "Development of a dynamic action threshold for aphids in cereal crops.", 2014 Joint Annual Meeting of Entomological Society of Saskatchewan and Entomological Society of Canada, Saskatoon SK, Canada, September 28-October 1, 2014.

    2014 - View publication details

Research facility

107 Science Place
Saskatoon, SK S7N 0X2
Canada

Affiliations

  • AAFC Saskatoon Research and Development Centre
  • Entomological Society of Canada
  • Entomological Society of America
  • Entomological Society of Saskatchewan (Treasurer)

Language

English