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List of works by Stephen B Powles

2,4-D resistance in wild radish: reduced herbicide translocation via inhibition of cellular transport.

scientific article published on 19 March 2016

A Val-202-Phe α-tubulin mutation and enhanced metabolism confer dinitroaniline resistance in a single Lolium rigidum population

scientific article published on 15 August 2019

A novel amino acid substitution Ala-122-Tyr in ALS confers high-level and broad resistance across ALS-inhibiting herbicides

scientific article published on 19 March 2012

A potential role for endogenous microflora in dormancy release, cytokinin metabolism and the response to fluridone in Lolium rigidum seeds

scientific article

ABA inhibits germination but not dormancy release in mature imbibed seeds of Lolium rigidum Gaud.

scientific article published in June 2009

AHAS herbicide resistance endowing mutations: effect on AHAS functionality and plant growth.

scientific article published on 13 July 2010

Aldo-keto Reductase Metabolizes Glyphosate and Confers Glyphosate Resistance in Echinochloa colona

scientific article published on 24 September 2019

Can herbicide safeners allow selective control of weedy rice infesting rice crops?

scientific article published on 3 August 2016

Cross-Resistance to Herbicides in Annual Ryegrass (Lolium rigidum) : II. Chlorsulfuron Resistance Involves a Wheat-Like Detoxification System.

scientific article published in April 1991

Cross-Resistance to Herbicides in Annual Ryegrass (Lolium rigidum) : III. On the Mechanism of Resistance to Diclofop-Methyl.

scientific article published in November 1991

Cross-Resistance to Herbicides in Annual Ryegrass (Lolium rigidum): IV. Correlation between Membrane Effects and Resistance to Graminicides.

scientific article published in November 1991

Cross-resistance to prosulfocarb + S-metolachlor and pyroxasulfone selected by either herbicide in Lolium rigidum.

scientific article published on 11 February 2016

Cross-resistance to prosulfocarb and triallate in pyroxasulfone-resistantLoliumrigidum ⬇️

scientific article published on April 15, 2013

Dinitroaniline herbicide resistance in a multiple-resistant Lolium rigidum population.

scientific article

Directional selection for flowering time leads to adaptive evolution in Raphanus raphanistrum (Wild radish)

scientific article published on 17 February 2016

Distinct non-target site mechanisms endow resistance to glyphosate, ACCase and ALS-inhibiting herbicides in multiple herbicide-resistant Lolium rigidum.

scientific article published on 15 July 2009

Diversity of acetyl-coenzyme A carboxylase mutations in resistant Lolium populations: evaluation using clethodim

scientific article published on 24 August 2007

Diversity of α-tubulin transcripts in Lolium rigidum

scientific article published on 29 September 2020

Do plants pay a fitness cost to be resistant to glyphosate?

scientific article published on 13 March 2019

Does cutting herbicide rates threaten the sustainability of weed management in cropping systems?

Effect of herbicide resistance endowing Ile-1781-Leu and Asp-2078-Gly ACCase gene mutations on ACCase kinetics and growth traits in Lolium rigidum.

scientific article published on 26 May 2015

Effect of photoinhibitory treatments on the activity of light-activated enzymes of c(3) and c(4) photosynthetic carbon metabolism

scientific article published on 01 February 1982

Enhanced Trifluralin Metabolism Can Confer Resistance in Lolium rigidum

scientific article published on 11 July 2018

Enhanced herbicide metabolism induced by 2,4-D in herbicide susceptible Lolium rigidum provides protection against diclofop-methyl

scientific article published on 20 June 2013

Enhanced rates of herbicide metabolism in low herbicide‐dose selected resistant Lolium rigidum ⬇️

scientific article published on November 1, 2012

Evolution of a double amino acid substitution in the 5-enolpyruvylshikimate-3-phosphate synthase in Eleusine indica conferring high-level glyphosate resistance

scientific article published on 25 February 2015

Evolution of glyphosate resistance in a Lolium rigidum population by glyphosate selection at sublethal doses.

scientific article

Evolution of herbicide resistance in weeds: initial frequency of target site-based resistance to acetolactate synthase-inhibiting herbicides in Lolium rigidum.

scientific article published in January 2002

Evolution of resistance to HPPD-inhibiting herbicides in a wild radish population via enhanced herbicide metabolism

scientific article published on 03 January 2020

Evolved glyphosate-resistant weeds around the world: lessons to be learnt

scientific article (publication date: 2008)

Evolved polygenic herbicide resistance in Lolium rigidum by low-dose herbicide selection within standing genetic variation.

scientific article published on 12 July 2012

Explore quinclorac resistance mechanisms in Echinochloa crus-pavonis from China

scientific article published on 11 July 2020

Fluridone: a combination germination stimulant and herbicide for problem fields?

scientific article published on 13 February 2014

Gene amplification delivers glyphosate-resistant weed evolution.

scientific article

Genetic control of a cytochrome P450 metabolism-based herbicide resistance mechanism in Lolium rigidum.

scientific article

Global herbicide resistance challenge

scientific article published on 01 September 2014

Glyphosate resistance in Echinochloa colona: phenotypic characterisation and quantification of selection intensity.

scientific article published on 17 March 2015

Glyphosate resistance in Sorghum halepense and Lolium rigidum is reduced at suboptimal growing temperatures.

scientific article published on 17 December 2012

Glyphosate resistance in perennial Sorghum halepense (Johnsongrass), endowed by reduced glyphosate translocation and leaf uptake

scientific article published on 23 September 2011

Glyphosate-resistant weeds and crops. Editorial.

scientific article

Glyphosate: a once-in-a-century herbicide.

scientific article

Green and blue light photoreceptors are involved in maintenance of dormancy in imbibed annual ryegrass (Lolium rigidum) seeds

scientific article published on 14 July 2008

Herbicide resistance-endowing ACCase gene mutations in hexaploid wild oat (Avena fatua): insights into resistance evolution in a hexaploid species

scientific article published on 10 October 2012

Herbicide-resistant weeds: from research and knowledge to future needs.

scientific article

High survival frequencies at low herbicide use rates in populations of Lolium rigidum result in rapid evolution of herbicide resistance.

scientific article published in December 2005

Identification of genetic elements associated with EPSPs gene amplification

scientific article

Identification of resistance to either paraquat or ALS-inhibiting herbicides in two Western Australian Hordeum leporinum biotypes

scientific article published on 30 January 2012

Identification of the first glyphosate-resistant wild radish (Raphanus raphanistrum L.) populations

scientific article published on 15 May 2014

Inheritance of 2,4-D resistance traits in multiple herbicide- resistant Raphanus raphanistrum populations

scientific article published on 16 January 2017

Inheritance of evolved resistance to a novel herbicide (pyroxasulfone).

scientific article published on 14 December 2013

Inhibition of photosynthetic reactions under water stress: interaction with light level

scientific article published on 01 November 1984

Intensive cropping systems select for greater seed dormancy and increased herbicide resistance levels in Lolium rigidum (annual ryegrass).

scientific article published on 4 September 2014

Metabolism-based herbicide resistance and cross-resistance in crop weeds: a threat to herbicide sustainability and global crop production.

scientific article

Metribuzin resistance via enhanced metabolism in a multiple herbicide resistant Lolium rigidum population

scientific article published on 26 May 2020

Molecular bases for sensitivity to acetyl-coenzyme A carboxylase inhibitors in black-grass

scientific article published on 03 December 2004

Molecular characterisation of resistance to ALS-inhibiting herbicides in Hordeum leporinum biotypes

scientific article published on 01 September 2007

Mutations of the ALS gene endowing resistance to ALS-inhibiting herbicides in Lolium rigidum populations.

scientific article published in December 2008

No fitness cost of glyphosate resistance endowed by massive EPSPS gene amplification in Amaranthus palmeri

scientific article published on 3 January 2014

Non-target-site resistance to PDS-inhibiting herbicides in a wild radish (Raphanus raphanistrum) population

scientific article published on 22 December 2019

Non‐target‐site‐based resistance to ALS‐inhibiting herbicides in six Bromus rigidus populations from Western Australian cropping fields ⬇️

scientific article published on March 1, 2012

On the Mechanism of Resistance to Paraquat in Hordeum glaucum and H. leporinum: Delayed Inhibition of Photosynthetic O(2) Evolution after Paraquat Application.

scientific article

Paraquat resistance in a Lolium rigidum population is governed by one major nuclear gene.

scientific article published on 24 March 2009

Phorate can reverse P450 metabolism-based herbicide resistance in Lolium rigidum

scientific article published on 19 September 2016

Photoinhibition of photosynthesis: effect on chlorophyll fluorescence at 77K in intact leaves and in chloroplast membranes of Nerium oleander

scientific article published on 01 November 1982

Pollen-mediated movement of herbicide resistance between commercial canola fields.

scientific article

Prior hydration of Brassica tournefortii seeds reduces the stimulatory effect of karrikinolide on germination and increases seed sensitivity to abscisic acid

scientific article published on 25 March 2010

RNA-Seq transcriptome analysis to identify genes involved in metabolism-based diclofop resistance in Lolium rigidum

scientific article published on 08 May 2014

Recurrent selection with reduced 2,4-D amine doses results in the rapid evolution of 2,4-D herbicide resistance in wild radish (Raphanus raphanistrum L.).

scientific article published on 30 August 2016

Resistance cost of a cytochrome P450 herbicide metabolism mechanism but not an ACCase target site mutation in a multiple resistant Lolium rigidum population.

scientific article published in September 2005

Resistance to Acetolactate Synthase-Inhibiting Herbicides in Annual Ryegrass (Lolium rigidum) Involves at Least Two Mechanisms.

scientific article published in December 1992

Resistance to the herbicide paraquat and increased tolerance to photoinhibition are not correlated in several weed species

scientific article published on 01 May 1991

Response to low-dose herbicide selection in self-pollinated Avena fatua.

scientific article

Seeds of Brassicaceae weeds have an inherent or inducible response to the germination stimulant karrikinolide.

scientific article published on 05 August 2011

Selection for low dormancy in annual ryegrass (Lolium rigidum) seeds results in high constitutive expression of a glucose-responsive α-amylase isoform.

scientific article

Six amino acid substitutions in the carboxyl-transferase domain of the plastidic acetyl-CoA carboxylase gene are linked with resistance to herbicides in a Lolium rigidum population

scientific article published on 01 January 2006

Target-site EPSPS Pro-106 mutations: sufficient to endow glyphosate resistance in polyploid Echinochloa colona?

scientific article

Widespread occurrence of both metabolic and target-site herbicide resistance mechanisms in Lolium rigidum populations

scientific article published on 25 March 2015

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