• The University of Western Australia (M086), 35 Stirling Highway, Room 1012, NW Wing Agriculture Building, Perth campus

    6009 Perth


  • 2600 Citations
  • 26 h-Index
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Personal profile


PhD in Plant Nutrition in 1999, from South China Agricultural University;
Alexander von Humboldt Research Fellow, at The University of Bonn, Germany, during 2000-2001;
Research Associate, at The University of Western Australia, in 2001-2003;
Research Fellow, UWA, since 2004;
Senior Research Fellow, UWA, since 2010;
Principle Research Fellow, UWA, since 2016

Roles and responsibilities

Reaearch and supervision of PhD students and visiting academics on herbicide resistance biochemistry and molecular biology

Future research

Herbicide resistance biochemistry, genetics and evolution

Funding overview

AUS$600,000, 2006-2009, ARC Linkage project
AUS$78,100, 2009-2010, Australian Weed Research Council
AUS$112,000, 2011-2012, RIRDC
AUS$359,000, 2013-2016, ARC Discovery
AUS$452,561, 2014-2017, ARC Linkage

AUS$483,182, 2018-2021, ARC linkage

Current projects

Gene discovery for herbicide metabolic resistance
Trifluralin resistance mechanisms
Glyphosate resistance mechanisms
Metribuzine resistance mechanisms

Quinclorqac resistance mechanisms

Industrial relevance

Collabration with Bayer CropScience, Germany, on non-targe-site-based herbicide resistance gene discovery


Biochemical and molecular basis of herbicide resistance




  • Herbicide resistance—physiology and biochemistry

Fingerprint Fingerprint is based on mining the text of the person's scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

  • 8 Similar Profiles
Lolium rigidum Agriculture & Biology
glyphosate Medicine & Life Sciences
herbicide resistance Agriculture & Biology
Herbicide Resistance Medicine & Life Sciences
Lolium Medicine & Life Sciences
herbicides Agriculture & Biology
acetolactate synthase Agriculture & Biology
acetyl-CoA carboxylase Agriculture & Biology

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Research Output 2001 2019

  • 2600 Citations
  • 26 h-Index
  • 53 Article
  • 4 Conference paper
  • 2 Chapter
  • 1 Review article

Genetic inheritance of dinitroaniline resistance in an annual ryegrass population

Chen, J., Lu, H., Han, H., Yu, Q., Sayer, C. & Powles, S., 1 Jun 2019, In : Plant Science. 283, p. 189-194 6 p.

Research output: Contribution to journalArticle

inheritance (genetics)
1 Citation (Scopus)
Raphanus raphanistrum
photosystem II
4 Citations (Scopus)

Dinitroaniline herbicide resistance in a multiple-resistant Lolium rigidum population

Chen, J., Yu, Q., Owen, M., Han, H. & Powles, S., Apr 2018, In : Pest Management Science. 74, 4, p. 925-932

Research output: Contribution to journalArticle

dinitroaniline herbicides
Lolium rigidum
herbicide resistance
acetolactate synthase
2 Citations (Scopus)

Enhanced Trifluralin Metabolism Can Confer Resistance in Lolium rigidum

Chen, J., Goggin, D., Han, H., Busi, R., Yu, Q. & Powles, S., 25 Jul 2018, In : Journal of Agricultural and Food Chemistry. 66, 29, p. 7589-7596 8 p.

Research output: Contribution to journalArticle

Lolium rigidum
3 Citations (Scopus)

Glyphosate Resistance in Tridax procumbens via a Novel EPSPS Thr-102-Ser Substitution

Li, J., Peng, Q., Han, H., Nyporko, A., Kulynych, T., Yu, Q. & Powles, S., 1 Aug 2018, In : Journal of Agricultural and Food Chemistry. 66, 30, p. 7880-7888 9 p.

Research output: Contribution to journalArticle

3-Phosphoshikimate 1-Carboxyvinyltransferase
Tridax procumbens
Substitution reactions

Projects 2003 2020