Xianzhou Nie, Ph.D.

Image Xianzhou Nie
Research Scientist

Plant virology, particularly potato viruses and viral disease management

Current research and/or projects

Studies on potato tuber necrosis-inducing viruses

Investigation of host resistance against potato viruses and development molecular markers for high throughput marker-assisted selection of potato clones  

Development of improved management practices for managing potato virus Y (PVY) 

Research and/or project statements

Potato tuber necrosis-inducing viruses

Host resistance mechanism in potato against viruses

Development of molecular markers for virus resistance

Virus management 

Professional activities / interests

My program mainly focuses on viruses and viral diseases in potato for the development of efficient virus management practices for potato production.

Education and awards

Ph.D., Plant Science, University of Manitoba, 1997

Key publications

Selected publication since 2015

Journal publication

Xiang Y, Nie X, Bernardy M, Liu J-J, Su L, Bhagwat B, Dickison V, Holmes J, Grose JM, and  Creelman AC. 2020. Genetic diversity of Strawberry mild yellow edge virus from Eastern Canada. Archives of Virology 165:923–935  doi: 10.1007/s00705-020-04561-2.

Wang Y, Chen R, Nie X, Zhong Z, Li C, Li K, Huang W, Fu X, Liu J, and Nie B. 2020. Rapid and sensitive detection of potato virus Y by isothermal reverse transcription-recombinase polymerase amplification assay in potato. Molecular and Cellular Probes 50:101505 doi: 10.1016/j.mcp.2019.101505.

Nie X, Dickison V, Singh M, De Koeyer D, Xu H, Bai Y, and  Hawkins G. 2020. Potato tuber necrosis induced by alfalfa mosaic virus depends on potato cultivar rather than on virus strain. Plant Disease 104:340-347  DOI: 10.1094/PDIS-04-19-0827-RE.

Mao Y, Sun X, Shen J, Gao F, Qiu G, Wang T, Nie X, Zhang W, Gao Y, and Bai Y. 2019. Molecular evolutionary analysis of potato virus Y infecting potato based on the VPg gene.  Frontiers in Microbiology 10:1708. DOI: 10.3389/FMICB.2019.01708.

MacKenzie TDB, Nie X, Bisht V, and Singh M. 2019. Proliferation of recombinant PVY strains in two potato producing regions of Canada, and symptom expression in 30 important potato varieties with different PVY strains. Plant Disease 103: 2221-2230 DOI: 10.1094/PDIS-09-18-1564-RE

Smith RL, Lawrence J, Shukla M, Singh M, Li SX, Xu H, Chen D, Gardner K, and Nie X. 2019. Occurrence of Coleus blumei viroid 6 in commercial Coleus blumei in Canada – the first report outside of China. Plant Disease 103: 782-782 DOI: 10.1094/PDIS-10-18-1875-PDN

Bai Y, Han S, Gao Y, Zhang W, Fan G, Qiu C, Nie X, and Wen J. 2019. Genetic diversity of Potato virus Y (PVY) in potato production areas in Northeast China. Plant Disease 103:289-297 DOI: 10.1094/PDIS-04-18-0687-RE

MacKenzie TDB, Arju I, Gallagher A, Nie X, and Singh M. 2018. Evidence of Potato virus Y spread through post-emergence management practices in commercial potato fields. American Journal of  Potato Research 95:20-728 DOI: 10.1007/s12230-018-9679-4

Smith RL, Lawrence J, Shukla M, Singh M, Li X, Xu H, Gardner K, and Nie X. 2018. First report of Coleus blumei viroid 5 and molecular confirmation of Coleus blumei viroid 1 in commercial Coleus blumei in Canada. Plant Disease 102:1862 DOI: 10.1094/PDIS-01-18-0055-PDN

MacKenzie TD B, Lavoie J, Nie X, and Singh M. 2018. Differential spread of Potato virus Y (PVY) strains O, N:O and NTN in the field: implications for the rise of novel PVY strains in New Brunswick, Canada. American Journal of  Potato Research 95:301-310 DOI: 10.1007/s12230-018-9632-6

Nie X, Dickison V, Brooks S, Nie B, Singh M, De Koeyer D, and Murphy A. 2018. High resolution DNA melting assays for detection of Rx1 and Rx2 for high-throughput marker-assisted selection for extreme resistance to Potato virus X in tetraploid potato. Plant Disease 102:382-390 DOI: 10.1094/PDIS-07-17-0968-RE

Dickison V, Mackenzie TDB, Singh M, Lawrence J, and Nie X. 2017. Strawberry vein banding virus isolates in eastern Canada are molecularly divergent from other isolates. Archives of Virology 162:1777–1781 DOI: 10.1007/s00705-017-3252-1

MacKenzie TDB, Lavoie J, Nie X, and Singh M. 2017. Effectiveness of combined use of mineral oil and insecticide spray in reducing Potato virus Y (PVY) spread under field conditions in New Brunswick, Canada. American Journal of Potato Research. 94: 70-80 10.1007/s12230-016-9550-4

Boquel S, Zhang J, and Nie X. 2017. How long can rogued potato plants left in the field be a source of Potato virus Y for aphids?  American Journal of Potato Research 94: 81- 87 doi:10.1007/s12230-016-9542-4

MacKenzie TDB, Nie X, and Singh M. 2016. Crop Management practices and reduction of on-farm spread of Potato virus Y: a 5-year study in commercial potato fields in New Brunswick, Canada. American Journal of Potato Research 93: 552–563 doi:10.1007/s12230-016-9534-4

Nie X, Sutherland D, Dickison V, Singh M, Murphy AM, and De Koeyer D. 2016. Development and validation of high-resolution melting (HRM) markers derived from Rysto STS markers for high-throughput marker-assisted selection of potato carrying Rysto. Phytopathology 106:1366-1375 DOI:10.1094/PHYTO-05-16-0204-R

Nie X, Lalany F, Dickison V, Wilson D, Singh M, De Koeyer D, and Murphy A. 2016. Detection of molecular markers linked to Ry genes in potato germplasm for marker-assisted selection for extreme resistance to PVY in AAFC’s potato breeding program. Canadian Journal of Plant Science 96: 737-742 DOI: 10.1139/CJPS-2015-0335

Wang J, Meng F, Chen R, Liu J, Nie X, and Nie B. 2016. RT-PCR differentiation, molecular and pathological characterization of Andean and ordinary strains of Potato virus S in potatoes in China. Plant Disease 100:1580-1585 DOI:10.1094/PDIS-11-15-1257-RE

Hu X, Dickison V, Lei Y, He C, Singh M, Yang Y, Xiong X, and Nie X. 2016. Molecular characterization of Potato mop-top virus isolates from China and Canada and development of RT-PCR differentiation of two sequence variant groups.  Canadian Journal of Plant Pathology 38: 231-242 DOI: 10.1080/07060661.2016.1189968

Bhagwat B, Dickison V,  Ding X,  Walker M,  Bernardy M, Bouthillier M, Creelman A,  DeYoung R,  Li Y,  Nie X, Wang A,  Xiang Y, and Sanfaçon H. 2016. Genome sequence analysis of five Canadian isolates of Strawberry mottle virus reveals a longer RNA2 with increased coding capacity compared to a previously characterized European isolate. Archives of  Virology 161:1657-1663 DOI: 10.1007/s00705-016-2799-6 

Bhagwat B, Dickison V, Su L, Bernardy M, Wiersma PA, Nie X, and Xiang Y. 2016.  Molecular characterization of divergent strawberry mild yellow edge virus isolates from eastern Canada. Journal of Phytopathology 164: 691-696 doi:10.1111/jph.12444

Liang Z, Dickison V, Singh M, Xiong X, and Nie X. 2016. Studies of tomato plants in response to infections with PVX and different PVY isolates reveal a remarkable PVX-PVYNTN synergism and diverse expression profiles of genes involved in different pathways. Eupean Journal of Plant Pathology 144: 55-71 DOI: 10.1007/s10658-015-0750-4

Zhang J, Nie X, Boquel S, Al-Daoud F, and Pelletier Y. 2015. Increased sensitivity of Potato virus Y detection by RT-PCR using the RNA isolated with a process of differential centrifugation. Journal of Virological Methods  225: 49–54 doi:10.1016/j.jviromet.2015.07.008

Nie X, De Koeyer D, Z Liang, Dickison V, Singh M, and Hawkins G. 2015. Identification and first report of a potato tuber necrosis inducing-isolate of Alfalfa mosaic virus in Canada. Plant Diseae 99: 1658-1658 doi: 10.1094/PDIS-04-15-0423-PDN

Nie X, and Molen TA. 2015. Host recovery and reduced virus level in the upper leaves after Potato virus Y infection occur in tobacco and tomato but not in potato plants. Viruses 7: 680-698 doi: 10.3390/v7020680

Hu X, Lei Y, Wang P, Tang L, He C, Song Y, Xiong X, and Nie X. 2015.  Development of a multiplex reverse transcription-PCR assay for simultaneous detection of garlic viruses. Journal of Integrative Agriculture 14(5): 900–908 doi: 10.1016/S2095-3119(14)60892-3

Fageria M, Nie X, A Gallagher, and Singh M. 2015. Mechanical transmission of Potato virus Y (PVY) through seed cutting and plant wounding. American Journal of Potato Research 92:143–147  DOI: 10.1007/s12230-014-9418-4

Nie X, Liang Z, Nie B, Murphy A, and Singh M. 2015. Studies on varietal response to different strains of Potato virus Y (PVY) reveal hypersensitive resistance in Exploits to PVYO and extreme resistance in F87084 to all tested strains. American Journal of Potato Research 92:23–31 DOI: 10.1007/s12230-014-9407-7

Book chapters

Nie X, and Singh RP. 2017. Coleus blumei viroids. Chapter 27. InViroids and Satellites”. Hadidi A, Randles JW, Flores R, and Palukaitis P, ed. Academic Press/Elsevier. Page: 289-295. doi: 10.1016/B978-0-12-801498-1.00027-9

Nie X, and Singh RP. 2017. Viroid detection and identification by bioassay. Chapter 33. InViroids and Satellites”. Hadidi A, Randles JW, Flores R, and Palukaitis P, ed. Academic Press/Elsevier. Page: 347-356. DOI: 10.1016/B978-0-12-801498-1.00033-4

Lacomme C, Pickup J, Fox A, Glais L, Dupuis B, Steinger T, Rolot J-L, Valkonen J P T, Kruger K, Nie X, Modic S, Mehle N, Ravnikar M, and Hullé M. 2017. Transmission and epidemiology of Potato virus Y. Chapter 5.  InPotato virus Y: biodiversity, pathogenicity, epidemiology and management”. Lacomme C, Glais L, Bellstedt D, Dupuis B, Karasev A, Jacquot E (Eds.). pp. 141-176. DOI: 10.1007/978-3-319-58860-5_6

MacKenzie TDB, Nie X, and Singh M. 2015. RT-PCR and Real-Time RT-PCR methods for the detection of Potato virus Y in potato leaves and tubers. Plant Virology Protocols - Methods in Molecular Biology 1236: 13-26 DOI 10.1007/978-1-4939-1743-3_2

Research publications

 

2018

2017

  • Bai Y, Han S,Gao Y, Zhang W, Fan G, Qiu C, Shen Y, Zhang S, Shang H, Nie X, Wen J. 2017. Pathogenicity of Potato virus Y strains in different potato varieties. Acta Agriculturae Boreali-occidentalis Sinica 27: 1713-1720
  • Lacomme C, Pickup J, Fox A, Glais L, Dupuis B, Steinger T, Rolot J-L, Valkonen J P T, Kruger K, Nie X, Modic S, Mehle N, Ravnikar M, Hullé M. 2017. Transmission and epidemiology of Potato virus Y. Chapter 5. In “Potato virus Y: biodiversity, pathogenicity, epidemiology and management”. Lacomme C, Glais L, Bellstedt D, Dupuis B, Karasev A, Jacquot E (Eds.). pp. 141-176. DOI: 10.1007/978-3-319-58860-5_6.
  • Nie X and Singh RP. 2017. Coleus blumei viroids. Chapter 27. In “Viroids and Satellites”, Hadidi A, Randles JW, Flores R, and Palukaitis P, ed. Academic Press/Elsevier. Page: 289-295. http://dx.doi.org/10.1016/B978-0-12-801498-1.00027-9
  • Nie X and Singh RP. 2017. Viroid detection and identification by bioassay. Chapter 33. In “Viroids and Satellites” Hadidi A, Randles JW, Flores R, and Palukaitis P, ed. Academic Press/Elsevier. Page: 347-356. http://dx.doi.org/10.1016/B978-0-12-801498-1.00033-4

2016

2015

2014

2013

  • Zhang, J.H., Nie, X., Nanayakkara, U.N., Boquel, S., Giguère, M.-A., and Pelletier, Y. (2013). "Detection of Potato virus Y from the stylets of a single aphid by one-step reverse transcription polymerase chain reaction.", Entomologia Experimentalis et Applicata, 147(1), pp. 93-97. doi : 10.1111/eea.12044

2012

2011

2010

2009

Other science related publications

2018

  • Mackenzie T, Lavoie J, Nie X, and Singh M. 2018. Preferential spread of novel recombinant PVY strains, and their effects on symptom expression, yield and tuber quality in popular potato varieties. Northeast Potato Technological Forum 2018. Fredericton, NB, 21-22 March 2018. Page: 1.
  • Nie X, Boquel S, Singh M, Mackenzie T, GallagherA and LavoieJ. 2018. Management of PVY through combined use of mineral oil and insecticide along with other management practices. Assemblée de la catégorie des producteurs de pommes de terre aux fins de semences. 20 février 2018 Hôtel Plaza Québec, Quebec City. Invited Presentation.
  • Nie X, Dickison V, Brooks S, Nie B, Singh M, De Koeyer D and Murphy A. 2018. High resolution DNA melting (HRM) assay for detection of Rx1 and Rx2 for rapid high-throughput selection for extreme resistance to Potato virus X in potato. Northeast Potato Technological Forum 2018. Fredericton, NB, 21-22 March 2018. Page: 4.

2017

  • Boquel S, Zhang J and Nie X. 2017. Accumulating evidence that mineral oil is affecting the virus-plant interaction. Northeast Potato Technological Forum 2017. Fredericton, NB, 15-16 March 2017. Page: 35.
  • Boquel S. and Nie X. 2017. How mineral oil impacts non-persistent Potato virus Y transmission. Proceeding of the 2016 Annual Meeting of the Canadian Phytopathological Society. Winnipeg, MN, June 18- 21, 2017. Page: 65.
  • Dickison V, Bizimungu B, De Koeyer D, Douglass K, Nie X. 2017. Review: Marker–assisted selection of disease traits integration into AAFC’s Potato Breeding Program. Canadian Phytopathological Society Maritime Region Meeting 2017, 23 Nov 2017, Kentville, NS.
  • Nie X, Dickison V, Brooks S, Singh M, and Murphy A. 2017. High resolution DNA melting (HRM) assay for detection of Rx1 and Rx2 for rapid high-throughput selection for extreme resistance to Potato virus X in potato. Proceeding of the 2016 Annual Meeting of the Canadian Phytopathological Society. Winnipeg, MN, June 18- 21, 2017. Page: 42.
  • Nie X, Dickison V, Murphy A, Singh M and De Koeyer D. 2017. Development and validation of high resolution DNA melting markers linked to extreme resistance to PVY. The 101th Annual Meeting of the Potato Association of America, July 23- 27, 2017. Fargo, ND, Page: 79-80.
  • Nie X, Dickison V, Murphy A, Singh M and De Koeyer D. 2017. Development and validation of high resolution DNA melting markers tightly linked to extreme resistance to Potato virus Y in tetraploid potatoes. Northeast Potato Technological Forum 2017. Fredericton, NB, 15-16 March 2017. Page: 34.
  • Nie X. 2017. Recent advances in potato virus research in Canada. Invited Seminar. 19 October 2017. Heilongjiang Academy of Agricultural Sciences, Keshan, Heilongjiang, China.
  • Nie X. 2017. Seed potato production system and recent virus research advances in Canada. Invited Seminar. 24 October 2017. Guangdong Academy of Agricultural Sciences, Guangzhou, Guangdong, China.

2016

  • Boquel, S., Hepat, R., and Nie, X. (2016). "Advances in elucidating the mode of action of mineral oil on reduction of aphid-mediatedPVY transmission.", 2016 Annual Meeting of the Canadian Phytopathological Society, Moncton, NB, Canada, 12-15 June, 2016, pp. 49. (Abstract)
  • Boquel, S., Zhang, J.H., Giguère, M.-A., Clark, C., and Nie, X. (2016). "The use of mineral oil for the management of Potato virus Y: deciphering the mode of action.", Northeast Potato Technological Forum, Fredericton, NB, Canada, March 16-17, 2016, pp. 31-32. (Abstract)
  • Dickison, V. and Nie, X. (2016). Strawberry mottle virus isolate NB926, RNA1, complete genome. Accession number: KU200454.
  • Dickison, V. and Nie, X. (2016). Strawberry mottle virus isolate NB926, RNA2, complete genome. Accession number: KU200453.
  • Hepat, R., Boquel, S., and Nie, X. (2016). "In-vitro molecular interaction between the helper component-proteinase of Potato virus Y and cuticle proteins of potato aphid.", 2016 Annual Meeting of the Canadian Phytopathological Society, Moncton, NB, Canada, 12-15 June, 2016, pp. 48-49. (Abstract)
  • Nie, X. (2016). "Development of molecular markers for marker-assisted selection for extreme resistance to Potato virus Y. Agriculture and Agri-food Canada's Accelerated Release Program 2016. (http://www.agr.gc.ca/eng/news/events/potato-selection-release-open-house/?id=1450471607053)", Potato Selection Release Open House, Fredericton, NB, Canada, February 10, 2016. (Presentation)
  • Nie, X. (2016). "Potato virus research progress in AAFC & update on research on potato tuber necrosis-inducing viruses.", New Brunswick Seed Potato Grower Annual Meeting 2015, Grand Falls, NB, Canada, January 26, 2016. (Presentation)
  • Nie, X. (2016). "Recent progress on potato virus research in Canada.", Department of Biology, University of New Brunswick, Fredericton, NB, Canada, February 12, 2016. (Presentation)
  • Nie, X., De Koeyer, D.L., Liang, Z., Dickison, V., and Singh, M. (2016). "Identification and characterization of an Alfalfa mosaic virus isolate in potatoes exhibiting internal necrosis.", Northeast Potato Technological Forum, Fredericton, NB, Canada, March 16-17, 2016, pp. 33. (Abstract)
  • Nie, X., Sutherland, D., Dickison, V.L., Singh, M., Murphy, A.M., and De Koeyer, D.L. (2016). "Development and validation of high-resolution DNA melting (HRM)-based markers derived from Rysto-STS markers YES3-3A and YES3-3B for high-throughput marker-assisted selection of potatoes carrying Rysto.", 2016 Annual Meeting of the Canadian Phytopathological Society, Moncton, NB, Canada, 12-15 June, 2016, pp. 26. (Abstract)

2015

  • Fageria, M.S., Nie, X., Gallagher, A., and Singh, M. (2015). "Potato virus Y strains transmit mechanically from one plant to another.", Canadian Phytopathological Society Maritime Region Meeting 2015, Fredericton, NB, Canada, April 16, 2015, pp. 16. (Abstract)
  • Hu, X.S., Lei, Y., Yang, Y., Xiong, X., and Nie, X. (2015). "Potato mop-top virus isolate Guangdon, complete RNA1. Accession number: KM822695."
  • Hu, X.S., Lei, Y., Yang, Y., Xiong, X., and Nie, X. (2015). "Potato mop-top virus isolate Guangdon, complete RNA2. Accession number: KM822699."
  • Hu, X.S., Lei, Y., Yang, Y., Xiong, X., and Nie, X. (2015). "Potato mop-top virus isolate Guangdon, complete RNA3. Accession number: KM822704."
  • Hu, X.S., Lei, Y., Yang, Y., Xiong, X., and Nie, X. (2015). "Potato mop-top virus isolate Yunnan, complete RNA1. Accession number: KM822696."
  • Hu, X.S., Lei, Y., Yang, Y., Xiong, X., and Nie, X. (2015). "Potato mop-top virus isolate Yunnan, complete RNA2. Accession number: KM822700."
  • Hu, X.S., Lei, Y., Yang, Y., Xiong, X., and Nie, X. (2015). "Potato mop-top virus isolate Yunnan, complete RNA3. Accession number: KM822705."
  • MacKenzie, T.D.B., Lavoie, J., Nie, X., and Singh, M. (2015). "Evaluation of Mineral Oil and Insecticide Spraying to Reduce On-farm Potato Virus Y (PVY) Spread.", 99th annual meeting of the potato Association of America, Portland, Maine, USA, July 19-23, 2015.
  • Nie, X. (2015). "Potato virus research progress in AAFC.", New Brunswick Seed Potato Grower Annual Meeting 2015, Grand Falls, NB, Canada, February 24, 2015. (Presentation)
  • Nie, X. (2015). "Update on research done at Agriculture and Agri-Food Canada - AAFC Strawberry Decline Project.", 2015 New Brunswick Strawberry Conference, Fredericton, NB, Canada, February 19, 2015. (Presentation)
  • Nie, X. and Dickison, V. (2015). Strawberry mild yellow edge virus isolate NB1165, complete genome. Accession number: KR559736.
  • Nie, X. and Dickison, V. (2015). Strawberry mild yellow edge virus isolate NS26, complete genome. Accession number: KR559735.
  • Nie, X., Boquel, S., Singh, M., Zhang, J.H., and Giguère, M.-A. (2015). Deciphering the mode of action of mineral oil: effect on potato-PVY interactions. Project Report. New Brunswick Department of Agriculture, Aquaculture and Fisheries. (Report)
  • Nie, X., De Koeyer, D.L., Liang, Z., Dickison, V., Singh, M., and Hawkins, G. (2015). "Identification and characterization of an Alfalfa mosaic virus isolate associated with tuber necrosis in a potato variety.", 2015 American Pathological Society Annual Meeting, Pasadena, CA, USA, August 1-6, 2015.
  • Nie, X., Dickison, V., Hu, X.S., Xiong, X., and Singh, M. (2015). "Occurrence of potato tuber damaging viruses in Canada and evidence of genome reassortment and RNA recombination in Potato mop-top virus.", Canadian Phytopathological Society Maritime Region Meeting 2015, Fredericton, NB, Canada, April 16, 2015, pp. 19. (Abstract)
  • Nie, X., Dickison, V., Singh, M., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch10, complete RNA1. Accession number: KM822697."
  • Nie, X., Dickison, V., Singh, M., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch10, complete RNA2. Accession number: KM822702."
  • Nie, X., Dickison, V., Singh, M., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch10, complete RNA3. Accession number: KM822707."
  • Nie, X., Dickison, V., Singh, M., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch20, complete RNA2. Accession number: KM822703."
  • Nie, X., Dickison, V., Singh, M., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch20, complete RNA3. Accession number: KM822708."
  • Nie, X., Dickison, V., Singh, M., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch9, complete RNA1. Accession number: KM822709."
  • Nie, X., Dickison, V., Singh, M., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch9, complete RNA2. Accession number: KM822701."
  • Nie, X., Dickison, V., Singh, M., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch9, complete RNA3. Accession number: KM822706."
  • Nie, X., Dickison, V., Singh, R.P., and Hu, X.S. (2015). "Potato mop-top virus isolate Ch20, complete RNA1. Accession number: KM822698."

2014

  • Fageria, M.S., Boquel, S., Nie, X., Goyer, C., and Pelletier, Y. (2014). "Management of Potato virus Y using Mineral Oils.", Northeast Potato Technology Forum 2014, Fredericton, NB, Canada, March 12-13, 2014.
  • Fageria, M.S., Nie, X., and Singh, M. (2014). "Mechanical Transmission of PVY Through Seed-cutting and Plant-wounding.", Northeast Potato Technology Forum 2014, Fredericton, NB, Canada, March 12-13, 2014.
  • He, C., Zhang, W., Hu, X.S., Xiong, X., and Nie, X. (2014). "Potato virus A isolate Hunan, complete genome. Accession number: KF977085."
  • Nie, X. (2014). "Impact of PVY strains on potato cultivars and aggravated disease by PVY-PVX mixed infections.", New Brunswick Seed Potato Grower Annual Meeting 2014- PVY Workshop, Grand Falls, NB, Canada, February 18, 2014. (Presentation)
  • Nie, X. and Singh, M. (2014). "Genetic diversity of Potato virus Y (PVY) in New Brunswick and characterization of isolates belonging to PVYO strain group.", 19th Triennial Conference of EAPR (European Association for Potato Research), Brussels, Belgium, July 6-11, 2014, pp. 70. (Abstract)
  • Nie, X., Murphy, A.M., and Singh, M. (2014). "Characterization of Host Resistance Mechanisms against Potato Virus Y in Potato Cultivars/Breeding Clones.", Northeast Potato Technology Forum 2014, Fredericton, NB, Canada, March 12-13, 2014.
  • Nie, X., Singh, M., and Fageria, M.S. (2014). Investigation of dandelion as a possible host for PVY and the possible spread of PVY due to seed-cutting and plant-wounding. Project Report., Canada: New Brunswick Department of Agriculture, Aquaculture and Fisheries. (Report)
  • Nie, X., Singh, M., and Lavoie, L. (2014). Identification of PVY Strains in New Brunswick Potatoes III: Investigation of PVY Infection on Yield of Different Potato Cultivars., Canada: New Brunswick Department of Agriculture, Aquaculture and Fisheries. (Report)
  • Singh, M., MacKenzie, T.D.B., Fageria, M.S., and Nie, X. (2014). "Recent Advances in Understanding Environmental and Management Factors Affecting Spread of Potato virus Y in Commercial Potato Fields of New Brunswick.", Northeast Potato Technology Forum 2014, Fredericton, NB, Canada, March 12-13, 2014.
  • Singh, M., MacKenzie, T.D.B., Fageria, M.S., and Nie, X. (2014). "Recent advances in understanding environmental and management factors affecting spread of potato virus y in commercial potato fields of New Brunswick, Canada.", 19th Triennial Conference of EAPR (European Association for Potato Research), Brussels, Belgium, July 6-11, 2014, pp. 63. (Abstract)

2013

  • Boquel, S., Giguère, M.-A., Clark, C., Zhang, J.H., Nie, X., Fageria, M.S., and Pelletier, Y. (2013). "Mineral oil as an efficient product to reduce Potato virus Y acquisition by aphids.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013, Amer. J. Potato Res. 91: 38.
  • Fageria, M.S., Boquel, S., Nie, X., and Pelletier, Y. (2013). "Management of Potato virus Y using mineral oils.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013.
  • Nie, X. (2013). "PVY strain status and potato varietal response to PVY.", New Brunswick Seed Potato Growers’ Association Annual Meeting 2013 and the PVY Workshop, Grand Falls, NB, Canada, January 30, 2013.
  • Nie, X. (2013). "PVY strains and symptoms.", New Brunswick Seed Potato Grower Annual Meeting 2013, Grand Falls, NB, Canada, January 30, 2013. (Presentation)
  • Nie, X. (2013). "Potato Varietal Response to PVY Strains.", Agriculture and Agri-food Canada's Accelerated Release Program 2013 - New Potato Selections for French Fries, Chips and the Fresh Market., Fredericton, NB, Canada, February 13, 2013. (Presentation)
  • Nie, X. and Singh, M. (2013). "PVX and PVYNTN co-infections incite severe synergistic reactions in potato, tobacco and Physalis floridana plants.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013, Amer. J. Potato Res. 91: 59-60.
  • Nie, X., Singh, M., Liang, Z., and Xiong, X. (2013). "PVYNTN and PVX co-infections incite stronger synergistic reactions than mixed infections with PVX and other strains of PVY in solanaceous plants.", CPS-Maritime Region Meeting 2013, Charlottetown, PEI, Canada, November 27, 2013.
  • Nie, X., Singh, M., and Lavoie, L. (2013). Identification of PVY Strains in New Brunswick Potatoes III: Investigation of PVY Infection on Yield of Different Potato Cultivars. Project Report., Canada: New Brunswick Department of Agriculture, Aquaculture and Fisheries. (Report)
  • Pelletier, Y., Nie, X., Privé, J.-P., and Boquel, S. (2013). Evaluation of the efficacy and mode of action of mineral oil for the inhibition of PVY transmission in potato. Project Report., Canada: New Brunswick Department of Agriculture, Aquaculture and Fisheries. (Report)
  • Singh, M., MacKenzie, T.D.B., Fageria, M.S., and Nie, X. (2013). "Statistical modelling of Potato virus Y spread under different management practices.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013, Amer. J. Potato Res. 91: 67.

2012

  • De Koeyer, D.L., Nie, X., Douglass, K., Laguë, M., Gustafson, V., Albert, L., and Singh, M. (2012). "Next Generation Sequencing for Detection of Viruses Infecting Potato.", 96th Annual Meeting of the Potato Association of America (PAA), Crowne Plaza Denver International Airport, Denver, CO, USA, August 12-16, 2012, Amer. J. Potato Res. (2013) 90:129-130.
  • Fageria, M.S., Singh, M., Nie, X., and Pelletier, Y. (2012). "Impact of Best Management Practices on Spread of PVY in New Brunswick Seed Potato Fields.", 96th Annual Meeting of the American Association of Immunologists, Seattle, WA, USA, May 8-12, 2009, Amer. J. Potato Res. (2013) 90:130-131.
  • He, C.Z. and Nie, X. (2012). "Potato viruses and viral disease control.", in Tai, G.C.C. and Xiong, X. (eds.) - Research Topics in World Potato Science, OmniScience Press, Toronto, Canada, Chapter 11, pp. 189-214.
  • Nie, X., Xue, X., and Singh, M. (2012). "Molecular and Pathological Characterization of Potato virus Y Isolates Belonging to PVYO Strain Group.", 96th Annual Meeting of the Potato Association of America (PAA), Crowne Plaza Denver International Airport, Denver, CO, USA, August 12-16, 2012, Amer. J. Potato Res. (2013) 90:143, pp. 60.
  • Singh, M., Nie, X., Pelletier, Y., and Fageria, M.S. (2012). "PVY and Canadian experience.", American Phytopathological Society (APS) 2012 Annual Meeting, Westin Providence, Providence, RI, USA, August 4-8, 2012, pp. 20.

2011

  • Fageria, M.S., Singh, M., Nanayakkara, U.N., Wattie, D., Pelletier, Y., and Nie, X. (2011). "Monitoring current season spread of Potato virus Y in seed potato fields.", 95th Annual Meeting of the Potato Association of America (PAA), Wilmington, NC, USA, August 14-18, 2011.
  • Fageria, M.S., Singh, M., Nanayakkara, U.N., Wattie, D., and Nie, X. (2011). "Monitoring Current Season Spread of PVY in Seed Potato Fields of New Brunswick.", 19th Annual Northeast Potato Technology Forum, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, March 16-17, 2011.
  • Nanayakkara, U.N., Nie, X., Pelletier, Y., and Singh, M. (2011). "Genetic Diversity of Potato Virus Y (PVY) in Seed-lot Potatoes in New Brunswick.", Plant Canada 2011, Saint Mary’s University, Halifax, NS, Canada, July 17-21, 2011.
  • Nanayakkara, U.N., Singh, M., Pelletier, Y., Maradukhel, G., and Nie, X. (2011). "Genetic Diversity of Potato Virus Y (PVY) in Seed-lot Potatoes in New Brunswick.", 19th Annual Northeast Potato Technology Forum, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, March 16-17, 2011.
  • Nanayakkara, U.N., Singh, M., Pelletier, Y., Maradukhel, G., and Nie, X. (2011). "Genetic Diversity of Potato Virus Y (PVY) in Seed-lot Potatoes in New Brunswick.", 95th Annual Meeting of the Potato Association of America (PAA), Wilmington, NC, USA, August 14-18, 2011.
  • Nie, X., Nie, B.-H., Singh, M., Sullivan, A., and Xie, C.-H. (2011). "Responses of Potato Cultivars to Potato Virus Y Strain Groups.", 19th Annual Northeast Potato Technology Forum, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, March 16-17, 2011.
  • Pelletier, Y. and Nie, X. (2011). "The potato virus Y tale: studying the aphid vectors and preventing transmission.", XXIV International Congress of Entomology (ICE 2012): Phloemophagous insects: Strategies and impacts on plants, Daegu, South Korea, August 19-24, 2012. (Presentation)
  • Pelletier, Y., Nie, X., Giguère, M.-A., Mason, N., and Nanayakkara, U.N. (2011). "Which Aphid Species is Transmitting PVY?", 19th Annual Northeast Potato Technology Forum, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, March 16-17, 2011.
  • Pelletier, Y., Nie, X., and Foottit, R.G. (2011). "Identification of potato virus Y vector from trap samples.", Entomological Society of America (ESA) 59th Annual Meeting, Reno-Sparks Convention Center, Reno, NV, USA, November 13-16, 2011. (Poster)

2010

  • Pelletier, Y. and Nie, X. (2010). "Aphid vectors of Potato Virus Y; behaviour and dispersal.", Entomological Society of Canada 60th and Entomological Society of British Columbia joint Annual Meeting, Coast Plaza Hotel, Vancouver, BC, Canada, October 31-November 3, 2010.
  • Pelletier, Y. and Nie, X. (2010). "The importance of vector behaviour in PVY transmission.", Entomological Society of America (ESA) 58th Annual Meeting, Town & Country Convention Center, San Diego, CA, USA, December 12-15, 2010. (Presentation)

2009

  • Chapman, B., Johnston, J., Kulka, M., Zhang, J.H., Zidichouski, J., Wang, Y., Williams, A., Bernard, K., Kerr, R., Saleh, T., Smith, J., Robertson, G., Murphy, A.M., Tai, H.H., De Koeyer, D.L., and Nie, X. (2009). "Bioactives, Functional Food and Nutraceuticals - The science behind developing a BioPotato.", BioPotato Network Meeting, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, November 2, 2009. (Abstract)

Affiliations

Member, Candadian Phytopathology Society

Member, Amerian Phytopathology Society

Member, Potato Association of America

Senior Editor, Plant Disease 

Senior Editor, Canadian Journal of Plant Pathology

Senior Editor, PhytoFrontiers

Language

English