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Peters, Rick, Ph.D.

Research Scientist

Contact Information:

440 University Avenue
Charlottetown, Prince Edward Island C1A 4N6
Telephone: 902-370-1370
Fax: 902-370-1444
Email: rick.peters@agr.gc.ca

Areas of Expertise:

  • fungal diseases of potato, carrot and other vegetable crops
  • chemical, cultural and biological control of disease
  • cropping systems and soil amendments
  • fungicide resistance
  • pathogen population biology
  • pathogen detection and characterization
  • molecular biology
  • phytophthora and pythium
  • fusarium
  • helminthosporium
  • rhizoctonia
  • sclerotinia
  • colletotrichum
  • alternaria
  • biotic interactions
  • host resistance to disease
  • epidemiology
  • ecology
  • integrated pest management

Current Projects:

  • Tracking evolution of strains of the late blight pathogen in Canada
  • Management of late blight and pink rot of potatoes
  • Monitoring fungicide resistance in fungal pathogens of potato
  • Identifying and managing diseases of carrots
  • Ecology and management of seed-borne and soil-borne potato diseases
  • Impact of cropping systems and soil amendments on disease
  • Storage disease management

Research publications

2015

2014

2012

2011

2010

Other science related publications

2015

  • Carisse, O., Kawchuk, L.M., Peters, R.D., Bilodeau, G.J., Lévesque, C.A., Vincent, C., and Laforest, M. (2015). "Biovigilance: a framework for effective pest management.", National Science Day on Biovigilance and Precision Agriculture, Agriculture and Agri-Food Canada, Saint-Jean-sur-Richelieu, QC, Canada, July 9, 2015. (Presentation)
  • Crane, B., Peters, R.D., Kawchuk, L.M., Al-Mughrabi, K.I., Macdonald, K., MacPhail, A., Drake, K.A., Gregory, D., and Clark, M.M. (2015). "Fungicide resistance in populations of Phytophthora erythroseptica in Canada and alternative management strategies for potato pink rot.", Alberta Potato Conference and Trade Show. Potato Growers of Alberta, The Sheraton, Red Deer, Alberta, Canada, November 17- 19, 2015, Presentation.
  • Crane, B., Peters, R.D., Kawchuk, L.M., MacPhail, A., Drake, K.A., Gregory, D., and Macdonald, K. (2015). "Survey of metalaxyl-m resistance in populations of the potato pink rot pathogen (Phytophthora erythroseptica) in Canada and alternative management strategies for resistant P. erythroseptica strains.", Canadian Journal of Plant Pathology. (Abstract)
  • Kalischuk, M.L., Peters, R.D., Al-Mughrabi, K.I., Daayf, F., Harding, M.W., Howard, R.J., Sabaratnam, S., and Kawchuk, L.M. (2015). "Chronic late blight produced by Phytophthora infestans US-23 limits conventional disease management strategies.", Botany 2015 Joint Conference: Science and plants for people, Shaw Convention Center, Edmonton, Alberta, Canada, July 25-30, 2015, # 1251. (Abstract)

2014

  • Crane, B., Peters, R.D., Kawchuk, L.M., Al-Mughrabi, K.I., Macdonald, K., MacPhail, A., Drake, K.A., and Gregory, D. (2014). "Resistance to metalaxyl-m in populations of the potato pink rot pathogen (Phytophthora erythroseptica) in Canada.", 98th Annual Meeting of the Potato Association of America (PAA), The Davenport Hotel, Spokane, WA, USA, July 27-31, 2014. (Abstract)
  • Crane, B., Peters, R.D., Kawchuk, L.M., Al-Mughrabi, K.I., Macdonald, K., MacPhail, A., Drake, K.A., and Gregory, D. (2014). "Resistance to metalaxyl-m in populations of the potato pink rot pathogen (Phytophthora erythroseptica) in Canada.", Northeast Potato Technology Forum 2014, Fredericton, NB, Canada, March 12-13, 2014, Proceedings published by McCain Foods Ltd., pp. 7-8.
  • Crane, B., Peters, R.D., Kawchuk, L.M., Harding, M.W., Al-Mughrabi, K.I., Macdonald, K., MacPhail, A., Drake, K.A., and Gregory, D. (2014). "Resistance to metalaxyl-m in populations of the potato pink rot pathogen (Phytophthora erythroseptica) in Canada.", Potato Growers of Alberta (PGA) Annual Meeting, Sheraton, Red Deer, AB, Canada, November 18-20, 2014.
  • Crane, B., Peters, R.D., Kawchuk, L.M., MacPhail, A., Drake, K.A., Gregory, D., and Macdonald, K. (2014). "Resistance to metalaxyl-m in populations of Phytophthora erythroseptica causing pink rot of potato in Canada.", Canadian Journal of Plant Pathology. (Abstract)
  • Ganga, Z., Chaisson, J., Hardy, W., Peters, R.D., Gregory, D., MacPhail, A., and Drake, K.A. (2014). "Evaluation of different fungicides as seed treatment and in-furrow applications for control of pink rot (Phytophthora erythroseptica) in potatoes.", American Journal of Potato Research, 91, pp. 46-47. (Abstract)
  • Harding, M.W., Howard, R.J., Daniels, G.C., Unruh, M.J., Lisowski, S.L.I., Pugh, C., Burke, D.A., Konschuh, M.N., Kawchuk, L.M., and Peters, R.D. (2014). "Beneficial practices for managing Fusarium diseases on potato.", Potato Growers of Alberta (PGA) Annual Meeting, Sheraton, Red Deer, AB, Canada, November 18-20, 2014.
  • Islam, M.R., Alkher, H.A., Bezzahou, M., Godee, C., Adam, L.R., Kawchuk, L.M., Dobinson, K.F., Conn, K.L., Peters, R.D., Al-Mughrabi, K.I., Shinners-Carnelley, T., and Daayf, F. (2014). "Diversity in population structure of the late blight pathogen, Phytophthora infestans, in Manitoba.", Canadian Journal of Plant Pathology, 36, pp. 267. (Abstract)
  • Kalischuk, M.L., Kawchuk, L.M., Peters, R.D., Al-Mughrabi, K.I., Daayf, F., and Harding, M.W. (2014). "Evolution and prevention of late blight caused by Phytophthora infestans genotype US-23.", American Phytopathological Society (APS) and Canadian Phytopathological Society (CPS) Joint Meeting 2014, Hilton Minneapolis, Minneapolis, MN, USA, August 9-13, 2014. (Abstract)
  • Kawchuk, L.M., Kalischuk, M.L., Peters, R.D., Al-Mughrabi, K.I., Daayf, F., Harding, M.W., and Howard, R.J. (2014). "Prevalence and prevention of Phytophthora infestans US-23.", 98th Annual Meeting of the Potato Association of America (PAA), The Davenport Hotel, Spokane, WA, USA, July 27-31, 2014. (Abstract)
  • Nyiraneza, J., Peters, R.D., Grimmett, M.G., Jiang, Y., and Rodd, A.V. (2014). "Canola response to N fertilizer sources and rotation systems in Prince Edward Island.", 18th Nitrogen Workshop. The nitrogen challenge: Building blueprint for nitrogen use efficiency and food security, Lisbon, Portugal, June 30-July 3, 2014, Abstract/poster.
  • Peters, R.D., Kawchuk, L.M., Daayf, F., and Al-Mughrabi, K.I. (2014). "The changing dynamic of tomato and potato late blight in Canada.", 29th Annual Tomato Disease Workshop, Windsor, ON, Canada, November 4-6, 2014.

2013

  • Kawchuk, L.M., Peters, R.D., Al-Mughrabi, K.I., Dobinson, K.F., Conn, K.L., and Daayf, F. (2013). "Population diversity and segregation analysis of genotype specific loci of the Irish Potato Famine pathogen.", 84rd Annual Meeting of the Canadian Phytopathological Society (CPS), Matrix Hotel, Edmonton, AB, Canada, June 16-19, 2013.
  • Nyiraneza, J., Peters, R.D., Rodd, A.V., Grimmett, M.G., Zebarth, B.J., Ziadi, N., Bélanger, G., and Jégo, G. (2013). "Impact of Crop Rotations, and Mineral and Organic N fertilizer on Soil Nitrogen Availability and Potato Yield.", Northeast Potato Technology Forum 2013, Delta Prince Edward, Charlottetown, PEI, Canada, March 5-6, 2013.
  • Nyiraneza, J., Peters, R.D., Rodd, A.V., Grimmett, M.G., Zebarth, B.J., Ziadi, N., Bélanger, G., and Jégo, G. (2013). "Soil N supply and potato yield as affected by Crop Rotations and N sources.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013, #038.
  • Peters, R.D., MacPhail, A., Clark, M.M., Drake, K.A., Gregory, D., Macdonald, M.M., Beaton, B.W., Al-Mughrabi, K.I., and Kawchuk, L.M. (2013). "Variation in aggressiveness of genotypes of Phytophthora infestans found in eastern Canada.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013.
  • Rodd, A.V., Nyiraneza, J., Henry, R., Peters, R.D., Grimmett, M.G., and Mills, A.A.S. (2013). "Compost from the sea for agricultural production. Compost council of Canada regional meeting.", Compost matters in Atlantic Canada, Westmorland‐Albert Solid Waste Corporation, Moncton, NB, Canada, March 13-14, 2013.

2012

  • Alkher, H.A., Kawchuk, L.M., Adam, L.R., Islam, M.R., Dobinson, K.F., Conn, K.L., Peters, R.D., Al-Mughrabi, K.I., and Daayf, F. (2012). "Pathogenic diversity of Manitoba isolates of Phytophthora infestans on potato and tomato.", Canadian Phytopathological Society (CPS) 83rd Annual Meeting and International PPV Meeting, Marriott Gateway On The Falls, Niagara Falls, ON, Canada, June 24-27, 2012.
  • Dobinson, K.F., Conn, K.L., Kawchuk, L.M., Peters, R.D., Al-Mughrabi, K.I., and Daayf, F. (2012). "Characterization of Phytophthora infestans (Mont.) de Bary from tomato in southwestern Ontario.", Canadian Phytopathological Society (CPS) 83rd Annual Meeting and International PPV Meeting, Marriott Gateway On The Falls, Niagara Falls, ON, Canada, June 24-27, 2012.
  • Kawchuk, L.M., Peters, R.D., Al-Mughrabi, K.I., Conn, G., Dobinson, K.F., and Daayf, F. (2012). "Distribution of genotypes of Phytopthora infestans isolated from potato and tomato in Canada in 2011.", American Phytopathological Society (APS) 2012 Annual Meeting, Westin Providence, Providence, RI, USA, August 4-8, 2012.
  • Kawchuk, L.M., Peters, R.D., Al-Mughrabi, K.I., Conn, K.L., Dobinson, K.F., and Daayf, F. (2012). "Migration and recombination increase the genetic diversity of Phytophthora infestans in Canada.", 96th Annual Meeting of the Potato Association of America (PAA), Crowne Plaza Denver International Airport, Denver, CO, USA, August 12-16, 2012.
  • Peters, R.D., Barasubiye, T., Howard, R.J., Harding, M.W., Konschuh, M.N., Kawchuk, L.M., Beaton, B.W., Drake, K.A., MacPhail, A., Banks, C., Clark, M.M., and MacDonald, M.A. (2012). "Prevalence and management of fungicide resistance in Fusarium spp. infecting potatoes in Canada.", International Conference on Antimicrobial Research (ICAR 2012), University of Lisbon, Lisbon, Portugal, November 21-23, 2012.
  • Peters, R.D., Drake, K.A., MacPhail, A., Howard, R.J., Harding, M.W., Konschuh, M.N., and Kawchuk, L.M. (2012). "Post-harvest management of Fusarium sambucinum causing dry rot of potatoes in storage.", 96th Annual Meeting of the Potato Association of America (PAA), Crowne Plaza Denver International Airport, Denver, CO, USA, August 12-16, 2012.
  • Tesfaendrias, M.T., McDonald, M.R., Macdonald, M.M., Peters, R.D., Barasubiye, T., and Seifert, K.A. (2012). "Fusarium root rot and crown rot of carrots in Ontario and Prince Edward Island.", Canadian Phytopathological Society (CPS) 83rd Annual Meeting and International PPV Meeting, Marriott Gateway On The Falls, Niagara Falls, ON, Canada, June 24-27, 2012, Published in: Canadian Journal of Plant Pathology / Revue canadienne de phytopathologie, 35(1), pp. 127.

2011

  • Fofana, B., Main, D., Ghose, K., Grimmett, M.G., Kirby, C.W., McCallum, J.L., Peters, R.D., Drake, K.A., Locke, S.J, and Sweeney, M.E. (2011). "Improving the antioxidant capacity of field crops by increasing selenoprotein content.", 2011 Annual Meeting of the Canadian Phytopathological Society (with Plant Canada 2011), Halifax, NS, Canada, July 17-21, 2011, pp. 61, #1145. (Presentation)
  • Kawchuk, L.M., Kalischuk, L.D., Al-Mughrabi, K.I., Peters, R.D., Howard, H., and Platt, H.W. (2011). "Genetic Composition of Phytophthora infestans in Canada Reveals Increased Diversity.", 32nd Annual Meeting of the Plant Pathology Society of Alberta (PPSA), University of Alberta, Edmonton, AB, Canada, November 7-9, 2011.
  • Peters, R.D., Barasubiye, T., Lugosch, K., Thompson, O., Al-Mughrabi, K.I., Drake, K.A., MacDonald, I.K., and Henry, R. (2011). "The Distribution of Fungicide-Resistant Strains of Fusarium spp. Infecting Stored Potatoes in Canada.", 19th Annual Northeast Potato Technology Forum, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, March 16-17, 2011.
  • Peters, R.D., Kawchuk, L.M., Al-Mughrabi, K.I., Platt, H.W., Beaton, B.W., Banks, C., MacDonald, I.K., and Gregory, D. (2011). "Genotypes of Phytophthora infestans causing late blight in Canada in 2010.", 19th Annual Northeast Potato Technology Forum, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, March 16-17, 2011.

2010

  • Barasubiye, T. and Peters, R.D. (2010). "Survey and management of Fusarium species causing potato seed-piece decay in Canada.", Canadian Journal of Plant Pathology, 32(3), pp. 418. (Abstract)
  • Lugosch, K., Peters, R.D., Barasubiye, T., and Drake, K.A. (2010). "Survey of Fusarium species infecting potato and their resistance to fungicides used in Canada.", 21st International Conference on Antimicrobial Research (ICAR2010), Valladolid, Spain, November 3-5, 2010, Published in: Mendez-Vilas, A. (2012) Science and Technology Against Microbial Pathogens: Research, Development and Evaluation: Proceedings of the International Conference on Antimicrobial, pp. 352.
  • Peters, R.D. and Sanderson, K.R. (2010). "Impact of canopy trimming and cultivar choice on Sclerotinia rot of carrots in the field and in storage.", 5th Canadian Society of Agronomy (CSA) Atlantic Workshop: Climate Change and Crop Health, Rodd Charlottetown Hotel, Charlottetown, PEI, Canada, January 19-20, 2010.

2009

  • Al-Mughrabi, K.I., Peters, R.D., Howard, R.J., Grant, L., Barasubiye, T., Seifert, K.A., Shoemaker, R.A., Lynch, K., Poirier, R., Vikram, A., Drake, K.A., MacDonald, I.K., and Lisowski, S.L.I. (2009). "Management of silver scurf and fusarium dry rot of potatoes in storage using BIO-Save 10LP and Bio-Save 11LP (Pseudomonas syringae).", Canadian Journal of Plant Pathology, 31(1), pp. 117-118. (Abstract)
  • Gossen, B.D. and Peters, R.D. (2009). "Integrating foliar fungicides into your disease control program for maximum benefit.", Pesticide Resistance Workshop: Understanding pesticides, mechanisms of resistance and how to deal with resistance, University of Saskatchewan, Saskatoon, SK, Canada, February 25, 2009. (Workshop)
  • Kora, C., Sanderson, K.R., and Peters, R.D. (2009). "Implemenetation of a reduced risk strategy for white mould management.", Canadian Phytopathological Society (CPS) 80th Annual Meeting, Delta Winnipeg Hotel, Winnipeg, MB, Canada, June 22-25, 2009.
  • McIsaac, G., Sanderson, K.R., Peters, R.D., Garbary, D., and Ells, A. (2009). "Impact of commercial foliage trimming on disease suppression and yield of processing carrots in Nova Scotia, Canada.", 33rd International Carrot Conference, Embassy Suites, Anaheim South Garden Grove, CA, USA, January 18-21, 2009, PM-106.
  • Monaghan, P., Peters, R.D., Sanderson, K.R., and Hale, L.R. (2009). "Post-harvest application of fludioxonil for control of Sclerotinia rot of carrots in storage.", 33rd International Carrot Conference, Embassy Suites, Anaheim South Garden Grove, CA, USA, January 18-21, 2009, PM-107.
  • Nelson, K.L., Boiteau, G., Lynch, D.H., Peters, R.D., and Fillmore, S.A.E. (2009). "Novel use of the standard bioindicator Folsomia candida to monitor agricultural soil health.", 93rd Annual Meeting of the Potato Association of America (PAA), Fredericton, NB, Canada, August 9-13, 2009.
  • Peters, R.D. and Sanderson, K.R. (2009). "In-field and post harvest management of Sclerotinia rot in carrots.", 14th International Sclerotinia Workshop, Wilmington, NC, USA, May 31-June 4, 2009.
  • Peters, R.D., Drake, K.A., and MacDonald, I.K. (2009). "Management of potao seed-piece decay caused by fungicide-resistant strains of Fusarium spp.", Canadian Journal of Plant Pathology, 31(1), pp. 156. (Abstract)
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