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Plant Virology
Phone: +64 3 479 7574

Research Interests

  • Plant virology
  • plant pathology
  • grass endophytes

Community Outreach

Visit the department's Quinoa page to learn more about this amazing plant.

Teaching Involvement

BIOL 113Plant Biology
CELS 191Cell and Molecular Biology
BTNY 322Mycology and Plant Pathology
BTNY 461Plant Physiology and Biotechnology
BTNY 469Principles of Nature Conservation
ECOL 111Ecology and Conservation of Diversity
PLBI 301Applied Plant Science
PLBI 351Special Topics
PLBI 401Special Topics

Recent Publications

Guy PL (2014) Viruses of New Zealand Pasture Grasses and Legumes. Crop & Pasture Science 65(11) DOI: 10.1071/CP14017

Guy PL (2014) Prospects for analyzing ancient RNA in preserved materials. WIREs RNA 5: 87-94 2014. doi: 10.1002/wrna.1199.

Guy PL, Gerard PJ, Wilson DJ (2013) Incidence of viruses in white clover on the North Island of New Zealand. Australasian Plant Pathology 42: 639-642. DOI: 10.1007/s13313-013-0235-x

Teasdale SE, Beulke AK, Guy PL, Orlovich DA (2013) Environmental barcoding of the ectomycorrhizal fungus Cortinarius. Fungal Diversity 58: 299-310. DOI: 10.1007/s13225-012-0218-1

Guy PL. (2013) Ancient RNA? RT-PCR of 50 year old RNA detects Peach latent mosaic viroid. Archives of Virology 158:691-694.DOI: 10.1007/s00705-012-1527-0


Hartley, K. H., Guy, P. L., & Lord, J. M. (2024). A tale of two species: Pringlea antiscorbutica and Azorella polaris, sub-Antarctic scurvy remedies. Polar Record, 60, e7. doi: 10.1017/S0032247424000019

Geering, A., Guy, P., & Gibbs, A. (2023). Memories from the first three Australasian Plant Virology Workshops. Australasian Plant Pathology Society Newsletter, 36(1), 9-11.

Delmiglio, C., Waite, D. W., Lilly, S. T., Yan, J., Elliott, C. E., Pattemore, J., Guy, P. L., & Thompson, J. R. (2023). New virus diagnostic approaches to ensuring the ongoing plant biosecurity of Aotearoa New Zealand. Viruses, 15, 418. doi: 10.3390/v15020418

Parrella, G., Elbeaino, T., & Guy, P. L. (2022). Emerging and reemerging plant viruses in a context of global change. Frontiers in Plant Science, 13, 1108211. doi: 10.3389/fpls.2022.1108211

Guy, P., Delmiglio, C., & Pearson, M. (2022). Virus invasions of the New Zealand flora. Proceedings of the 14th Australasian Plant Virology Workshop (APVW) in conjunction with the Hemipteran Plant Interaction Symposium (HPIS). Retrieved from

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