Resistance to AHAS inhibitor herbicides: current understanding

Q Yu, SB Powles - Pest management science, 2014 - Wiley Online Library
Acetohydroxyacid synthase (AHAS) inhibitor herbicides currently comprise the largest site‐
of‐action group (with 54 active ingredients across five chemical groups) and have been …

Detection of resistance to acetolactate synthase inhibitors in weeds with emphasis on DNA‐based techniques: a review

CAL Corbett, FJ Tardif - Pest Management Science: formerly …, 2006 - Wiley Online Library
Resistance to herbicides inhibiting acetolactate synthase (ALS) has been increasing at a
faster rate than in any other herbicide group. The great majority of these cases are due to …

Herbicide cross resistance in weeds

HJ Beckie, FJ Tardif - Crop Protection, 2012 - Elsevier
With no major new site-of-action herbicide introduced into the marketplace in the last 20
years, the stagnation or decline in available herbicides in the past decade in a number of …

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

Q Yu, H Han, SB Powles - Pest Management Science: formerly …, 2008 - Wiley Online Library
BACKGROUND: In the important grass weed Lolium rigidum (Gaud.), resistance to ALS‐
inhibiting herbicides has evolved widely in Australia. The authors have previously …

Enhanced metabolism and target gene overexpression confer resistance against acetolactate synthase‐inhibiting herbicides in Bromus sterilis

MK Sen, K Hamouzová, J Mikulka… - Pest Management …, 2021 - Wiley Online Library
BACKGROUND Intensive application of acetolactate synthase (ALS)‐inhibiting herbicides
has resulted in herbicide‐resistance in many weeds, including Bromus sterilis. The present …

A new mutation in plant ALS confers resistance to five classes of ALS-inhibiting herbicides

CM Whaley, HP Wilson, JH Westwood - Weed Science, 2007 - cambridge.org
Experiments were conducted to evaluate a biotype of smooth pigweed that had survived
applications of sulfonylurea (SU) and imidazolinone (IMI) herbicides in a single season. The …

Physiological and molecular basis of acetolactate synthase-inhibiting herbicide resistance in barnyardgrass (Echinochloa crus-galli)

DS Riar, JK Norsworthy, V Srivastava… - Journal of Agricultural …, 2013 - ACS Publications
Barnyardgrass biotypes from Arkansas (AR1 and AR2) and Mississippi (MS1) have evolved
cross-resistance to imazamox, imazethapyr, and penoxsulam. Additionally, AR1 and MS1 …

A mutation in the herbicide target site acetohydroxyacid synthase produces morphological and structural alterations and reduces fitness in Amaranthus powellii

FJ Tardif, I Rajcan, M Costea - New Phytologist, 2006 - Wiley Online Library
We investigated the effect of a herbicide resistance‐conferring mutation on fitness in
Amaranthus powellii.• Morphological and histological observations were made. Growth and …

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

H Han, Q Yu, E Purba, M Li, M Walsh… - Pest Management …, 2012 - Wiley Online Library
BACKGROUND: Wild radish, a problem weed worldwide, is a severe dicotyledonous weed
in crops. In Australia, sustained reliance on ALS‐inhibiting herbicides to control this species …

Target-site resistance to ALS inhibitors in the polyploid species Echinochloa crus-galli

S Panozzo, L Scarabel, PJ Tranel, M Sattin - Pesticide Biochemistry and …, 2013 - Elsevier
Acetolactate synthase (ALS) inhibitors are widely used herbicides in rice and their recurrent
use has resulted in several resistant weed populations. Recent reports from Italian rice …