Weed Control and Herbicide Applications

This study shows that insecticide exposure increases glyphosate resistance in Ipomoea purpurea and weakens selection for glyphosate resistance.

The paper examines target-site resistance mechanisms to nicosulfuron and glyphosate in Amaranthus palmeri from two regions in Turkiye, finding regional differences in mutation prevalence and gene copy number.

This study examines how sublethal herbicide drift affects fitness of weed species across different agro-ecological contexts, finding context-dependent tolerance and links to developmental traits.

This study compares the sensitivity of two grass weeds to glufosinate ammonium, finding that barnyardgrass (C4) shows greater sensitivity than ryegrass (C3) due to differences in photosynthetic metabolism and oxidative stress response.

This study evaluates fendioxypyracil's efficacy against PPO-resistant Amaranthus mutants and finds it maintains low IC50 values and strong weed control in field trials.

The paper analyzes herbicide resistance in blackgrass, showing TSR mutations arose recently while NTSR evolved from pre-existing genetic variation.

This study identifies a novel SNP in coatomer subunit gamma and a CYP81A91_A gene as potential contributors to indaziflam resistance in Poa annua through RNA-seq and variant calling.

This study identifies a novel R98Q mutation in PPO2 as the target-site resistance mechanism for PPO-inhibitor herbicides in giant ragweed population VRC, while TMS shows resistance without target-site alteration.

This study shows drought stress alters cuticle composition and gene expression in horseweed, reducing glyphosate absorption and increasing herbicide resistance.

This study evaluates the potential for target-site resistance to the herbicide cinmethylin by analyzing amino acid substitutions in FAT A and FAT B, finding limited practical risk of resistance evolution.

The paper shows phylogenetic signal in herbicide resistance evolvability and demonstrates machine learning models can predict resistance risk using phylogenetic distances.

This study identifies PPO1 mutations in Bassia scoparia that confer resistance to PPO-inhibiting herbicides, with fomesafen remaining effective against resistant biotypes.

This study identifies resistance mechanisms in Echinochloa crus-galli biotypes from the Philippines to the ALS inhibitor bispyribac-sodium, revealing genetic and metabolic factors contributing to resistance.

This study identifies promiscuous CYP81A P450 enzymes in Echinochloa phyllopogon that confer resistance to synthetic auxin herbicides through metabolic detoxification.

This study compares molecular responses in glyphosate-resistant and susceptible Palmer amaranth biotypes using multi-omics analysis, revealing distinct metabolic and transcriptional changes.

This study uses metabolomic profiling to analyze glyphosate resistance evolution in Chlamydomonas reinhardtii, revealing metabolic changes and fitness trade-offs associated with resistance.

This study investigates wheat-black-grass competition, finding that black-grass's competitive advantage stems from vigorous root growth during winter, and that crop competitiveness is linked to root growth and not a zero-sum game.

This study shows herbicide quantity negatively impacts weed abundance and diversity more than application frequency, while fungicide frequency has indirect long-term effects on weed suppression.

This study examines how subgenome-specific ALS mutations and expression levels affect herbicide resistance in allohexaploid Echinochloa crus-galli.

The paper investigates how extrachromosomal DNA (eccDNA) contributes to glufosinate resistance in Palmer amaranth by amplifying the GS2 gene.

The paper identifies a novel extrachromosomal circular DNA in Amaranthus palmeri that confers resistance to both glyphosate and glufosinate by co-duplicating resistance genes.

The paper examines the relationship between trifluralin dissipation in Western Australian soils and resistance in annual ryegrass, finding no direct correlation but suggesting soil properties may influence resistance development.

This study models herbicide resistance evolution in weeds, finding that small fitness costs and self-pollination reduce adaptation from standing genetic variation, and seed banks enhance adaptive potential.

This study evaluates glyphosate resistance evolution in Chlamydomonas reinhardtii under lethal and sublethal doses, finding resistance from standing genetic variation but limited fitness cost trade-offs.

This study identifies serine hydroxymethyl transferase (SHMT) as a binding target of caprylic acid, showing its role in herbicidal activity and potential for developing tolerant crops.

The paper analyzes the blackgrass genome to understand the genetic basis of non-target site herbicide resistance and its evolutionary mechanisms.

The paper develops an online tool, cropCSM, using predictive models to identify safe and potent herbicides.

Virus-mediated transient expression techniques create loss- and gain-of-function mutations in black-grass and show causation between specific genotypes and measurable changes in herbicide resistance.

The paper investigates fenoxaprop-p-ethyl resistance in wild oat populations by analyzing ACCase activity, gene expression, and mutation sites.