Kawchuk, Lawrence, Ph.D.
Chercheur scientifiqueCoordonnées :
5403 - 1 Avenue South
C.P. 3000
Lethbridge, (Alberta) T1J 4B1
Téléphone : 403-317-2271
Télécopieur : 403-382-3156
Courriel : larry.kawchuk@agr.gc.ca
Domaines d'expertise :
- mise au point de stratégies de prévention de la maladie pour les cultures horticoles, comme celle de la pomme de terre, en vue d'améliorer la salubrité et la qualité des aliments
- caractérisation des pathogènes endémiques d'origine alimentaire et réalisation de diagnostics qui aident à protéger la santé et l'environnement
- introduction de variétés végétales et de matériel génétique nouveaux offrant des qualités de résistance à la maladie pour un développement durable des productions et des marchés
Projets en cours :
- Progrès dans la production de cultures durables impliquant le diagnostic des maladies et l'identification de la résistance
- Amélioration de la qualité des aliments et de la sécurité de la filière alimentaire
- Amélioration des avantages économiques pour tous les intervenants
Affiliations :
- Président, Multinational Potato Consortium
- Rédacteur, American Journal of Potato Research
- Professeur auxiliaire, Université de Lethbridge
Publications de recherche :
Les liens ci-dessous mènent aux résumés avec accès au texte intégral.2013 :
- Bizimungu, B., Kawchuk, L.M., Wahab, J., Waterer, D.R., et Howard, R.J. (2013). « Sentinel: An Early Yellow-Fleshed Potato Cultivar Suitable for Fresh Market and Chip Processing. », American Journal of Potato Research. doi : 10.1007/s12230-013-9309-0
- Hwang, Y.T., Kalischuk, M.L., Fusaro, A.F., Waterhouse, P.M., et Kawchuk, L.M. (2013). « Small RNA sequencing of Potato leaf roll virus infected plants reveals an additional subgenomic RNA encoding a sequence-specific RNA-binding protein. », Virology, 438(2), p. 61-69. doi : 10.1016/j.virol.2012.12.012
2012 :
- Fusaro, A.F., Correa, R.L., Nakasugi, K., Jackson, C., Kawchuk, L.M., Vaslin, M.F.S., et Waterhouse, P.M. (2012). « The Enamovirus P0 protein is a silencing suppressor which inhibits local and systemic RNA silencing through AGO1 degradation. », Virology, 426(2), p. 178-187. doi : 10.1016/j.virol.2012.01.026
- Groscurth, S., Müller, B., Schwan, S., Menzel, M., Diekstall, F., Senft, M., Kendall, A., Kommer, B. A., Neumann, U., Kalischuk, M.L., Kawchuk, L.M., Krzyzanek, V., Heilmann, A., Stubbs, G., Twyman, R.M., Prüfer, D., et Noll, G.A. (2012). « Artificial forisomes are ideal models of forisome assembly and activity that allow the development of technical devices. », Biomacromolecules, 13(10), p. 3076-3086. doi : 10.1021/bm3008499
- Kalischuk, M.L., Al-Mughrabi, K.I., Peters, R.D., Howard, R.J., Platt, H.W., et Kawchuk, L.M. (2012). « Genetic composition of Phytophthora infestans in Canada reveals migration and increased diversity. », Plant Disease, 96(12), p. 1729-1735. doi : 10.1094/PDIS-10-11-0859-RE
2011 :
- Bizimungu, B., Holm, D.G., Kawchuk, L.M., Konschuh, M.N., Schaupmeyer, C.A., Wahab, J., Waterer, D.R., Driedger, D., Wolfe, H., McAllister, P., Howard, R.J., Platt, H.W., et Lynch, D.R. (2011). « Alta Crown: A new russet potato cultivar with resistance to common scab and a low incidence of tubers deformities. », American Journal of Potato Research, 88, p. 72-81. doi : 10.1007/s12230-010-9165-0
- Hill, B.D., Kalischuk, M.L., Waterer, D.R., Bizimungu, B., Howard, R.J., et Kawchuk, L.M. (2011). « An environmental model predicting bacterial ring rot symptom expression. », American Journal of Potato Research, 88(3), p. 294-301. doi : 10.1007/s12230-011-9193-4
- Kawchuk, L.M. (2011). « Potato Production Systems and Disease Prevention. », dans Verheye, W.H. (dir.) - Soils, Plant Growth and Crop Production, Encyclopedia of Life Support Systems (EOLSS), UNESCO, Eolss Publishers, Oxford, UK, p. 1-16.
- Kawchuk, L.M., Howard, R.J., Peters, R.D., et Al-Mughrabi, K.I. (2011). « First Report of Phytophthora infestans Genotype US23 Causing Late Blight in Canada. », Plant Disease, 95(7), p. 873. doi : 10.1094/PDIS-01-11-0054
- Noll, G.A., Müller, B., Ernst, A.M., Rüping, B., Groscurth, S., Twyman, R.M., Kawchuk, L.M., et Prüfer, D. (2011). « Characteristics of artificial forisomes from plants and yeast. », Bioengineered Bugs, 2(2), p. 111-114. doi : 10.4161/bbug.2.2.14368
2010 :
- Kathiria, P., Golubov, A., Sidler, C., Kalischuk, M.L., Kawchuk, L.M., et Kovalchuk, I.E. (2010). « Tobacco mosaic virus infection results in an increase in recombination frequency and resistance to viral, bacterial and fungal pathogens in the progeny of infected tobacco plants. », Plant Physiology, 153(4), p. 1859-1870. doi : 10.1104/pp.110.157263
- Kawchuk, L.M. (2010). « Plant defense responses to pests and pathogens. », Acta Horticulturae (ISHS), 849, p. 259-268.
- Kawchuk, L.M., Howard, R.J., Kalischuk, M.L., Northover, P.R., Desjardins, M., et Spencer, R.C.J. (2010). « First Report of Bronze Leaf Disease on Poplar in Alberta, Canada and Sequence of Apioplagiostoma populi. », Plant Disease, 94(3), p. 377. doi : 10.1094/PDIS-94-3-0377A
- Müller, B., Noll, G.A., Ernst, A.M., Rüping, B., Groscurth, S., Twyman, R.M., Kawchuk, L.M., et Prüfer, D. (2010). « Recombinant artificial forisomes provide ample quantities of smart biomaterials for use in technical devices. », Applied Microbiology and Biotechnology, 88(3), p. 689-698. doi : 10.1007/s00253-010-2771-4
2009 :
- Kawchuk, L.M. et Kalischuk, M.L. (2009). « Plant disease resistance genes. », dans Pandalai, S.G. (dir.) - Recent Research Developments in Plant Genetics, Research Signpost, Kerala, India, p. 1-13.
- Moyer, J.R., Boswall, A.L., Kawchuk, L.M., Entz, T., Tovell, B.C., et Lee, B.L. (2009). « Morphologie, composition chimique et réaction au glyphosate des biotypes de pissenlit (Taraxacum officinale Weber in F.H. Wigg.). », Canadian Journal of Plant Science, 89(2), p. 369-378. doi : 10.4141/CJPS08114
Autres publications relatives à la science :
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., et Daayf, F. (2012). « Pathogenic diversity of Manitoba isolates of Phytophthora infestans on potato and tomato. », Canadian Phytopathological Society (CPS) 83rd Annual 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., et Daayf, F. (2012). « Characterization of Phytophthora infestans (Mont.) de Bary from tomato in southwestern Ontario. », Canadian Phytopathological Society (CPS) 83rd Annual Meeting, Marriott Gateway On The Falls, Niagara Falls, ON, Canada, June 24-27, 2012.
- Kawchuk, L.M. (2012). « Advances in potato pest management. », 54th Annual Horticulture Growers’ Short Course, Abbotsford, BC, Canada, January 26-28, 2012, p. 2.
- Kawchuk, L.M., Peters, R.D., Al-Mughrabi, K.I., Conn, G., Dobinson, K.F., et Daayf, F. (2012). « Distribution of genotypes of Phytopthora infestans isolated from potato and tomato in Canada in 2011. », 2012 Annual Meeting of the American Phytopathological Society, 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., et Daayf, F. (2012). « Migration and recombination increase the genetic diversity of Phytophthora infestans in Canada. », 96st Annual Meeting of the Potato Association of America (PAA), Crowne Plaza Denver International Airport, Denver, CO, USA, August 12-16, 2012.
- Pageni, B.B., Lupwayi, N.Z., Larney, F.J., Kawchuk, L.M., Pearson, D.C., Blackshaw, R.E., et Gan, Y.T. (2012). « Preceding crop, rotation length and soil management effects on bacterial endophytes. », 49th Annual Alberta Soil Science Workshop, Ramada Inn, Edmonton, AB, Canada, February 14-16, 2012. (Résumé)
- 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., et 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., et Kawchuk, L.M. (2012). « Post-harvest management of Fusarium sambucinum causing dry rot of potatoes in storage. », 96st Annual Meeting of the Potato Association of America (PAA), Crowne Plaza Denver International Airport, Denver, CO, USA, August 12-16, 2012.
2011 :
- Howard, R.J., Burke, D.A., Lisowski, S.L.I., Strelkov, S.E., Rennie, D.C., Hwang, S.F., Turnbull, G.D., Kawchuk, L.M., et Harding, M.W. (2011). « Assessing the potential for clubroot spore contamination of field pea seed. », Canadian Journal of Plant Science, 91(2), p. 389, Poster 21.
- Kalischuk, M.L., Kawchuk, L.M., et Kovalchuk, I.E. (2011). « Transgenerational pathogen resistance following biotic stress. », 32nd Annual Meeting of the Plant Pathology Society of Alberta (PPSA), University of Alberta, Edmonton, AB, Canada, November 7-9, 2011, p. 29.
- Kalischuk, M.L., Kovalchuk, I.E., Fusaro, A.F., Waterhouse, P.M., Prüfer, D., et Kawchuk, L.M. (2011). « Early dying innate immunity involves ligand dependent endocytosis of cell surface receptors. », Canadian Journal of Plant Pathology / Revue canadienne de phytopathologie, 33(2), p. 282. (Résumé)
- Kawchuk, L.M. et Kovalchuk, I.E. (2011). « Transgenerational pathogen resistance in canola following biotic stress. », 32nd Annual Meeting of the Plant Pathology Society of Alberta (PPSA), University of Alberta, Edmonton, AB, Canada, November 7-9, 2011, p. 29.
- Kawchuk, L.M., Kalischuk, L.D., Al-Mughrabi, K.I., Peters, R.D., Howard, H., et 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.
- Konschuh, M.N., Howard, R.J., McKenzie, R.H., Thompson, J., Kawchuk, L.M., Woods, S., et Waterer, D.R. (2011). « Use of Green Manure Crops to Reduce Soil-borne Pests and Diseases of Potato Crops in Alberta. », American Journal of Potato Research, 88, p. 49. (Résumé)
- Pageni, B.B., Lupwayi, N.Z., Larney, F.J., Kawchuk, L.M., Pearson, D.C., Blackshaw, R.E., et Gan, Y.T. (2011). « Preceding crop, rotation length and soil management effects on bacterial endophytes. », Pulse Science Cluster Scientific Meeting, Saskatoon, SK, Canada, November 17-18, 2011. (Résumé)
- Peters, R.D., Kawchuk, L.M., Al-Mughrabi, K.I., Platt, H.W., Beaton, B.W., Banks, C., MacDonald, I.K., et 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 :
- Kalischuk, M.L., Kathiria, P., Kawchuk, L.M., et Kovalchuk, I.E. (2010). « Virus induced Phytophthora nicotianae resistance in tobacco. », Symposium of the Alberta Epigenetics Network: Epigenetics of Health and Disease, Lethbridge Public Library, Lethbridge, AB, Canada, June 9-10, 2010. (Affiche)
- Kawchuk, L.M. (2010). « Potato Pest Management. », 52nd Annual Horticulture Growers’ Short Course, Abbotsford, BC, Canada, January 28-30, 2010, p. 44.
- Kawchuk, L.M., Hill, B.D., Kalischuk, L.D., Waterer, D.R., Howard, R.J., et Bizimungu, B. (2010). « An environmental model predicting bacterial ring rot symptom expression. », 94th Annual Meeting of the Potato Association of America (PAA), Oregon State University, Corvallis, OR, USA, August 15-19, 2010, 085, p. 98.
- Konschuh, M.N., Howard, R.J., McKenzie, R.H., Thompson, J., Kawchuk, L.M., Woods, S., et Waterer, D.R. (2010). « Use of Green Manure Crops to Reduce Soil-borne Pests and Diseases of Potato Crops in Alberta. », 94th Annual Meeting of the Potato Association of America (PAA), Oregon State University, Corvallis, OR, USA, August 15-19, 2010, # 016, p. 48.
2009 :
- Kalischuk-Tymensen, L.D., Kawchuk, L.M., Leggett, F.L., et Pappu, H. (2009). « Genomic structure and organization of a plant pararetrovirus infecting Rubus species. », Phytopathology, 99(June, Suppl.), p. S60-S61. (Résumé)