Dr Nari Williams

Senior Research Fellow: Forest Health Specialist UniSA STEM

email Nari.Williams@unisa.edu.au

Research

Research focus

Microbiology
Plant Biology
Agricultural and Veterinary Sciences
Forestry Sciences
Biological Sciences

Research

Outputs

Research outputs for the last seven years are shown below. Some long-standing staff members may have older outputs included. To see earlier years visit ORCID, ResearcherID or Scopus

Open access indicates that an output is open access.

Journal Articles

Year	Output
2025	Barwell, LJ, Purse, B V, Green, S, Hardy, G, Scott, P, Williams, N, Cooke, DEL, Perez-Sierra, A, Burgess, T I & Chapman, D 2025, 'Trait-mediated filtering of Phytophthora pathogen invasions through global horticultural trade networks', New Phytologist, vol. 248, no. 5, pp. 2480-2497. Open access
2024	Hunter, S, Horner, I, Hosking, J, Carroll, E, Newland, J, Arnet, M, Waipara, N, Burns, B, Scott, P & Williams, N 2024, 'Phytophthora communities associated with Agathis australis (kauri) in Te Wao Nui o Tiriwa/Waitākere Ranges, New Zealand', Forests, vol. 15, no. 1, pp. 5-20. Open access
2024	Hunter, S, Waipara, N, Burns, B, Scott, P & Williams, N 2024, 'Impacts of phosphite treatment on Phytophthora community assemblages and inoculum abundances in Phytophthora-infected forest soil', Trees, Forests and People, vol. 18, no. 100687, pp. 1-13. Open access 5 4
2021	Barwell, LJ, Perez-Sierra, A, Henricot, B, Harris, A, Burgess, T I, Hardy, G, Scott, P, Williams, N, Cooke, DEL, Green, S, Chapman, DS & Purse, B V 2021, 'Evolutionary trait-based approaches for predicting future global impacts of plant pathogens in the genus Phytophthora', Journal of Applied Ecology, vol. 58, no. 4, pp. 718-730. Open access
2021	D'Souza, KD, Scott, P, Williams, N, Bellgard, SE & Bader, MK -F 2021, 'Early infection by Phytophthora agathidicida up-regulates photosynthetic activity in Agathis australis seedlings', Forest Pathology, vol. 51, no. 1, pp. 2-12.
2021	Tabima, JF, Gonen, L, Gomez-Gallego, M, Panda, P, Grunwald, NJ, Hansen, EM, McDougal, R, LeBoldus, JM & Williams, NM 2021, 'Molecular phylogenomics and population structure of phytophthora pluvialis', Phytopathology: International Journal of the American Phytopathological Society.
2020	Bradshaw, RE, Bellgard, SE, Black, A, Burns, BR, Gerth, ML, McDougal, RL, Scott, PM, Waipara, NW, Weir, BS, Williams, NM, Winkworth, RC, Ashcroft, T, Bradley, EL, Dijkwel, PP, Guo, Y, Lacey, RF, Mesarich, CH, Panda, P & Horner, IJ 2020, 'Phytophthora agathidicida: research progress, cultural perspectives and knowledge gaps in the control and management of kauri dieback in New Zealand', Plant Pathology. Open access 87
2020	Fraser, S, Gomez-Gallego, M, Gardner, J, Bulman, LS, Denman, S & Williams, NM 2020, 'Impact of weather variables and season on sporulation of Phytophthora pluvialis and Phytophthora kernoviae', Forest Pathology. 14 14
2020	Gomez-Gallego, M, Williams, N, Leuzinger, S, Scott, PM & Bader, MK-F 2020, 'No carbon limitation after lower crown loss in Pinus radiata', Annals of Botany. Open access 8 8
2020	Guo, Y, Dupont, P-Y, Mesarich, CH, Yang, B, McDougal, RL, Panda, P, Dijkwel, P, Studholme, DJ, Sambles, C, Win, J, Wang, Y, Williams, NM & Bradshaw, RE 2020, 'Functional analysis of RXLR effectors from the New Zealand kauri dieback pathogen Phytophthora agathidicida', Molecular Plant Pathology. Open access 13 11
2020	Kerio, S, Daniels, HA, Gomez-Gallego, M, Tabima, JF, Lenz, RR, Sondreli, KL, Grunwald, NJ, Williams, N, Mcdougal, R & LeBoldus, JM 2020, 'From genomes to forest management - tackling invasive Phytophthora species in the era of genomics', Canadian Journal of Plant Pathology. 16 16
2019	Della Rocca, G, Danti, R, Williams, N, Eyre, C & Garbelotto, M 2019, 'Molecular analyses indicate that both native and exotic pathogen populations serve as sources of novel outbreaks of Cypress Canker Disease', Biological Invasions. 9 8
2019	Gomez-Gallego, M, Gommers, R, Bader, MK-F & Williams, NM 2019, 'Modelling the key drivers of an aerial Phytophthora foliar disease epidemic, from the needles to the whole plant', PLoS One. Open access
2019	Gomez-Gallego, M, LeBoldus, JM, Bader, MK-F, Hansen, E, Donaldson, L & Williams, NM 2019, 'Contrasting the pathogen loads in co-existing populations of Phytophthora pluvialis and Nothophaeocryptopus gaeumannii in Douglas fir plantations in New Zealand and the Pacific Northwest United States', Phytopathology: International Journal of the American Phytopathological Society. Open access 10 10
2019	Lewis, KSJ, Black, A, Condron, LM, Waipara, NW, Scott, P, Williams, N & O'Callaghan, M 2019, 'Land-use changes influence the sporulation and survival of Phytophthora agathidicida, a lethal pathogen of New Zealand kauri (Agathis australis)', Forest Pathology.
2019	Rolando, C, Somchit, C, Bader, MK-F, Fraser, S & Williams, N 2019, 'Can copper be used to treat foliar Phytophthora infections in Pinus radiata?', Plant Disease: An International Journal of Applied Plant Pathology. 10 10
2019	Scott, P, Bader, MK -F, Burgess, T, Hardy, G & Williams, N 2019, 'Global biogeography and invasion risk of the plant pathogen genus Phytophthora', Environmental Science and Policy. 90 79
2019	Scott, P, Taylor, P, Gardner, J, Puertolas, A, Panda, P, Addison, S, Hood, I, Burgess, T, Horner, I, Williams, N & McDougal, R 2019, 'Phytophthora aleatoria sp. nov., associated with root and collar damage on Pinus radiata from nurseries and plantations', Australasian Plant Pathology.
2019	Scott, PM, Taylor, P & Williams, N 2019, 'Contrasting the infection and survival of Phytophthora pluvialis and Phytophthora cinnamomi in Pinus radiata roots', Australasian Plant Pathology. 4 4
2019	Studholme, DJ, Panda, P, Sanfuentes Von Stowasser, E, Gonzalez, M, Hill, R, Sambles, C, Grant, M, Williams, NM & McDougal, RL 2019, 'Genome sequencing of oomycete isolates from Chile supports the New Zealand origin of Phytophthora kernoviae and makes available the first Nothophytophthora sp. genome', Molecular Plant Pathology. Open access 21 19
2018	Brar, S, Tabima, JF, McDougal, RL, Dupont, P -Y, Feau, N, Hamelin, RC, Panda, P, LeBoldus, JM, Grunwald, NJ, Hansen, EM, Bradshaw, RE & Williams, NM 2018, 'Genetic diversity of Phytophthora pluvialis, a pathogen of conifers, in New Zealand and the west coast of the United States of America', Plant Pathology.
2018	Donaldson, L & Williams, N 2018, 'Imaging and spectroscopy of natural fluorophores in pine needles', Plants. Open access 76 78
2018	Graham, NJ, Suontama, M, Pleasants, T, Li, Y, Bader, MK -F, Klapste, J, Dungey, HS & Williams, NM 2018, 'Assessing the genetic variation of tolerance to red needle cast in a Pinus radiata breeding population', Tree Genetics and Genomes. Open access
2018	Herewini, EM, Scott, PM, Williams, NM & Bradshaw, RE 2018, 'In vitro assays of Phytophthora agathidicida on kauri leaves suggest variability in pathogen virulence and host response', New Zealand Plant Protection.
2018	Hunter, S, McDougal, R, Clearwater, MJ, Williams, N & Scott, P 2018, 'Development of a high throughput optical density assay to determine fungicide sensitivity of oomycetes', Journal of Microbiological Methods. 6 7
2018	Hunter, S, Williams, N, McDougal, R, Scott, P & Garbelotto, M 2018, 'Evidence for rapid adaptive evolution of tolerance to chemical treatments in Phytophthora species and its practical implications', PLoS One. Open access 25 23
2018	Wake, G, Williams, N & Pleasants, T 2018, 'A dynamical systems model for poly-cyclic foliar forest pathogens', The ANZIAM Journal.
2017	Dickie, IA, Bufford, JL, Cobb, RC, Desprez-Loustau, M-L, Grelet, G, Hulme, PE, Klironomos, J, Makiola, A, Nunez, MA, Pringle, A, Thrall, PH, Tourtellot, SG, Waller, L & Williams, NM 2017, 'The emerging science of linked plant-fungal invasions', New Phytologist.
2017	Gomez-Gallego, M, Bader, MK-F, Scott, PM, Leuzinger, S & Williams, NM 2017, 'Phytophthora pluvialis studies on Douglas-fir require Swiss needle cast suppression', Plant Disease: An International Journal of Applied Plant Pathology. 8 7
2017	Rolando, CA, Dick, MA, Gardner, J, Bader, MK-F & Williams, NM 2017, 'Chemical control of two Phytophthora species infecting the canopy of Monterey pine (Pinus radiata)', Forest Pathology. 21 16

External engagement & recognition

Collaborations

External engagement & recognition

Collaborations

Organisation	Country
AgResearch	NEW ZEALAND
Auckland University of Technology	NEW ZEALAND
CSIRO Agriculture and Food	AUSTRALIA
Department of Primary Industries and Regional Development	AUSTRALIA
Forest Research	UNITED KINGDOM
Institute of Environmental Science and Research	NEW ZEALAND
Lincoln University	NEW ZEALAND
Massey University	NEW ZEALAND
Murdoch University	AUSTRALIA
Nanjing Agricultural University	CHINA
New Zealand Institute for Plant and Food Research	UNITED STATES
New Zealand Institute for Plant and Food Research Ltd	NEW ZEALAND
Oregon State University	UNITED STATES
Ruakura Research Centre	NEW ZEALAND
SCION	NEW ZEALAND
Swiss Federal Institute for Forest, Snow and Landscape Research	SWITZERLAND
The James Hutton Institute	UNITED KINGDOM
United States Department of Agriculture	UNITED STATES
Universidad de Concepcion	CHILE
Universidad Nacional del Comahue	ARGENTINA
University of Auckland	NEW ZEALAND
University of British Columbia	CANADA
University of California	UNITED STATES
University of California, Berkeley	UNITED STATES
University of East Anglia	UNITED KINGDOM
University of Exeter	UNITED KINGDOM
University of Stirling	UNITED KINGDOM
University of Waikato	NEW ZEALAND
University of Wisconsin-Madison	UNITED STATES
Victoria University of Wellington	NEW ZEALAND

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Dr Nari Williams

About me

About me

UniSA STEM

About me

Professional Associations

Experience

Qualifications

Research

Research focus

Projects

Outputs

Journal Articles

External engagement & recognition

Collaborations

Collaborations

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