Dr. Peter M.A. Toivonen

Image Peter Toivonen
Research Scientist

Posharvest Physiology and Phenomics in Fruit Crops

Agriculture and Agri-Food Canada
4200 Highway #97, Summerland, British Columbia

Current research and/or projects

  • Postharvest characterization phenotyping of quality in newly released apple and sweet cherry cultivars
  • Phenotyping of soft scald susceptibility and biochemical markers in seedling populations from specified breeding crosses of apples

Professional activities / interests

  • Past Chair of USDA NE1036 Regional Project ‘Postharvest Physiology of Fruits’
  • AAFC Science Advisor to the board of the British Columbia Cherry Association
  • Vice-Chair of Commission Quality and Postharvest Horticulture for the International Society for Horticultural Science
  • Editorial Advisory Board Member for Postharvest Biology and Technology
  • Canadian Representative on PROCINORTE Tree Fruit Task Force

Key publications

  1. MacDonald JL, Toivonen PMA. 2020. "Improving Blueberry Postharvest Quality: Managing the Atmosphere of Shipped Berries." Agriculture and Agri-Food Canada, Summerland, BC. 13023E/F.

    2020 - View publication details

  2. MacDonald JL, Toivonen PMA. 2020. "Improving Blueberry Postharvest Quality: Stacking for Optimal Temperature Management." Agriculture and Agri-Food Canada, Summerland, BC. 13021E/F.

    2020 - View publication details

  3. Toivonen, P.M.A., Lu, C., Stoochnoff, J. (2019). Postharvest quality implications of preharvest treatments applied to enhance ambrosia™ apple red blush colour at harvest, 99(1), 40-49. http://dx.doi.org/10.1139/cjps-2018-0193

    2019 - View publication details

  4. Luo, H., Song, J., Toivonen, P., Gong, Y., Forney, C., Campbell Palmer, L., Fillmore, S., Pang, X.Q., Zhang, Z.Q. (2018). Proteomic changes in ‘Ambrosia’ apple fruit during cold storage and in response to delayed cooling treatment, 137 66-76. http://dx.doi.org/10.1016/j.postharvbio.2017.11.011

    2018 - View publication details

  5. McClure, K.A., Gardner, K.M., Douglas, G.M., Song, J., Forney, C.F., Delong, J., Fan, L., Du, L., Toivonen, P.M.A., Somers, D.J., Rajcan, I., Myles, S. (2018). A genome-wide association study of apple quality and scab resistance, 11(1), http://dx.doi.org/10.3835/plantgenome2017.08.0075

    2018 - View publication details

  6. Cliff, M.A., Toivonen, P.M.A. (2017). Sensory and quality characteristics of ‘Ambrosia’ apples in relation to harvest maturity for fruit stored up to eight months, 132 145-153. http://dx.doi.org/10.1016/j.postharvbio.2017.05.015

    2017 - View publication details

  7. Cliff, M.A., Stanich, K., Toivonen, P.M.A. (2017). Evaluation of the sensory, physicochemical, and visual characteristics of a sweet cherry cultivar treated in a commercial orchard with a cherry cuticle supplement when a rainfall event does not occur, 27(3), 416-423. http://dx.doi.org/10.21273/HORTTECH03621-16

    2017 - View publication details

  8. McClure, K.A., Gardner, K.M., Toivonen, P.M.A., Hampson, C.R., Song, J., Forney, C.F., DeLong, J., Rajcan, I., Myles, S. (2016). QTL analysis of soft scald in two apple populations, 3 http://dx.doi.org/10.1038/hortres.2016.43

    2016 - View publication details

  9. Toivonen, P.M.A. (2015). Comparison of IAD and starch-iodine indices at harvestand how they relate to post-storage firmness retentionin ambrosiaTM apples over three growing seasons, 95(6), 1177-1180. http://dx.doi.org/10.4141/CJPS-2015-185

    2015 - View publication details

  10. Toivonen, P.M.A., Hampson, C.R. (2014). Relationship of IAD index to internal quality attributes of apples treated with 1-methylcyclopropene and stored in air or controlled atmospheres, 91 90-95. http://dx.doi.org/10.1016/j.postharvbio.2013.12.024

    2014 - View publication details

  11. Liplap, P., Toussaint, V., Toivonen, P., Vigneault, C., Boutin, J., Raghavan, G.S.V. (2014). Effect of Hyperbaric Pressure Treatment on the Growth and Physiology of Bacteria that Cause Decay in Fruit and Vegetables, 7(8), 2267-2280. http://dx.doi.org/10.1007/s11947-013-1197-2

    2014 - View publication details

  12. Stanich, K., Cliff, M.A., Hampson, C.R., Toivonen, P.M. (2014). Shelf-life and sensory assessments reveal the effects of storage treatments with 1-methylcyclopropene on new and established apples, 94(8), 1427-1439. http://dx.doi.org/10.4141/CJPS-2014-139

    2014 - View publication details

  13. Toivonen, P.M.A., Lu, C. (2013). Differential quenching of free chlorine by organic compounds potentially exuded from injured plant tissues, 86 192-194. http://dx.doi.org/10.1016/j.postharvbio.2013.06.035

    2013 - View publication details

  14. Palakawong, C., Sophanodora, P., Toivonen, P., Delaquis, P. (2013). Optimized extraction and characterization of antimicrobial phenolic compounds from mangosteen (Garcinia mangostana L.) cultivation and processing waste, 93(15), 3792-3800. http://dx.doi.org/10.1002/jsfa.6277

    2013 - View publication details

  15. Liplap, P., Vigneault, C., Toivonen, P., Charles, M.T., Raghavan, G.S.V. (2013). Effect of hyperbaric pressure and temperature on respiration rates and quality attributes of tomato, 86 240-248. http://dx.doi.org/10.1016/j.postharvbio.2013.07.002

    2013 - View publication details

  16. Liplap, P., Vigneault, C., Toivonen, P., Boutin, J., Raghavan, G.S.V. (2013). Effect of hyperbaric treatment on respiration rates and quality attributes of sweet corn, 3(3), 257-271. http://dx.doi.org/10.1504/IJPTI.2013.059295

    2013 - View publication details

  17. Tardelli, F., Guidi, L., Massai, R., Toivonen, P.M. (2013). Effects of 1-methylcyclopropene and post-controlled atmosphere air storage treatments on fresh-cut Ambrosia apple slices, 93(2), 262-270. http://dx.doi.org/10.1002/jsfa.5750

    2013 - View publication details

  18. Cliff, M.A., Li, J.B., Toivonen, P.M.A., Ehret, D.L. (2012). Effects of nutrient solution electrical conductivity on the compositional and sensory characteristics of greenhouse tomato fruit, 74 132-140. http://dx.doi.org/10.1016/j.postharvbio.2011.12.007

    2012 - View publication details

  19. Toivonen, P.M.A., Lu, C., Bach, S., Delaquis, P. (2012). Modulation of wound-induced hydrogen peroxide and its influence on the fate of escherichia coli o157:h7 in cut lettuce tissues, 75(12), 2208-2212. http://dx.doi.org/10.4315/0362-028X.JFP-12-208

    2012 - View publication details

  20. Toivonen, P.M.A., Lu, C., Delaquis, P., Bach, S. (2011). Slicing under chlorinated water improves the disinfection of fresh-cut romaine lettuce, 74(12), 2142-2147. http://dx.doi.org/10.4315/0362-028X.JFP-11-194

    2011 - View publication details

Contact

Research facility

Summerland Research and Development Centre
4200 Highway #97
Summerland, BC V0H 1Z0
Canada

Expertise

Agriculture›Fruit›Attributes
Sciences›Scientific research

Language

English