Results 21 to 30 of about 2,213,812 (200)

Glyphosate efficacy on sourgrass biotypes with suspected resistance collected in GR-crop fields

open access: yesActa Scientiarum. Agronomy, 2018
In Brazil, infestations of crop areas with glyphosate-resistant (GR) sourgrass (Digitaria insularis (L.) Fedde) biotypes has risen significantly, increasing crop production costs.
Hellen Martins da Silveira   +4 more
doaj   +1 more source

The first cases of evolving glyphosate resistance in UK poverty brome (Bromus sterilis) populations [PDF]

open access: yes, 2018
Poverty brome (Bromus sterilis L.) [sterile or barren brome, syn. Anisantha sterilis (L.) Nevski] is a problematic UK arable weed. There are currently no confirmed cases of glyphosate resistance in any weed species in the United Kingdom or in B. sterilis
Moss, S. R.   +3 more
core   +1 more source

Mechanism(s) of Glyphosate Resistance in a Selected Plantago lanceolata (L.) R Biotype

open access: yesAgronomy, 2021
In 2003, a glyphosate-resistant plantago (Plantago lanceolata L.) population located in the Robertson district of South Africa was subjected to different glyphosate dosages and the highest dosage (7200 g a.e.
Vhuthu Ndou   +5 more
doaj   +1 more source

Fitness costs associated with evolved herbicide resistance alleles in plants [PDF]

open access: yes, 2009
Predictions based on evolutionary theory suggest that the adaptive value of evolved herbicide resistance alleles may be compromised by the existence of fitness costs.
Martin M. Vila‐Aiub   +5 more
core   +1 more source

Overexpression of G10-EPSPS in soybean provides high glyphosate tolerance

open access: yesJournal of Integrative Agriculture, 2019
Glyphosate is a highly efficient, broad-spectrum nonspecific herbicide that inhibits the 5-enolpyruvylshikimate-3-phosphate synthase (EPSPS)-mediated pathway of shikimic acid.
Pei-ying XIAO, Yi LIU, Yue-ping CAO
doaj   +1 more source

The Yeast Atlas of Appalachia: Species and Phenotypic Diversity of Herbicide Resistance in Wild Yeast

open access: yesDiversity, 2020
Glyphosate and copper-based herbicides/fungicides affect non-target organisms, and these incidental exposures can impact microbial populations. In this study, glyphosate resistance was found in the historical collection of S.
Jordan B. Barney   +4 more
doaj   +1 more source

Confirmation and control of glyphosate-resistant biotype of goosegrass (Eleusine indica L.). In Sumatran oil palm

open access: yesJournal of the Saudi Society of Agricultural Sciences, 2021
Glyphosate has been used as the main tool for weed control in an oil palm plantation for about four decades. In the last five years, in an oil palm plantation of PTP Nusantara III, a population of Eleusine indica was reported to have been difficult to ...
Edison Purba, Rosita Sipayung
doaj   +1 more source

Glyphosate Resistance in Amaranthus viridis in Brazilian Citrus Orchards

open access: yesAgriculture, 2020
Glyphosate is the main tool for weed management in Brazilian citrus orchards, where weeds, such as Conyza bonariensis and Digitaria insularis, have been found with resistance to this herbicide.
Ricardo Alcántara-de la Cruz   +6 more
doaj   +1 more source

Molecular mechanisms of adaptive evolution revealed by global selection for glyphosate resistance [PDF]

open access: yes, 2019
The human‐directed, global selection for glyphosate resistance in weeds has revealed a fascinating diversity of evolved resistance mechanisms, including herbicide sequestration in the vacuole, a rapid cell death response, nucleotide polymorphisms in the ...
Todd A. Gaines   +5 more
core   +1 more source

Nucleotide Diversity at Site 106 of EPSPS in Lolium perenne L. ssp. multiflorum from California Indicates Multiple Evolutionary Origins of Herbicide Resistance

open access: yesFrontiers in Plant Science, 2017
The repeated evolution of herbicide resistance in weeds is an ongoing problem in agricultural regions across the world, and presents a unique system in which to study the origins and spread of adaptive traits across heterogeneous landscapes.
Elizabeth Karn, Marie Jasieniuk
doaj   +1 more source

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