Results 21 to 30 of about 1,183 (162)

Functional synergy and genomic linkage of glyphosate resistance traits in Canada fleabane. [PDF]

open access: yesPest Manag Sci
Stacking target‐site and non‐target‐site glyphosate resistance mechanisms in Conyza canadensis results in strong synergistic effects. This study quantifies gene × gene interactions and maps linked resistance loci, advancing our understanding of herbicide resistance genetics and informing management strategies.
Page ER   +4 more
europepmc   +2 more sources

Resistência ao glyphosate em biótipos de Conyza bonariensis e Conyza canadensis no Estado do Rio Grande do Sul, Brasil Resistance to glyphosate in Conyza bonariensis and Conyza canadensis biotypes in Rio Grande do Sul, Brazil

open access: yesPlanta Daninha, 2008
Experimentos de curva de dose-resposta foram conduzidos para avaliar a ocorrência de resistência ao glyphosate em biótipos de Conyza canadensis e Conyza bonariensis oriundos de municípios do Rio Grande do Sul.
F.P. Lamego, R.A. Vidal
doaj   +1 more source

Differential susceptibility of biotypes of conyza sumatrensis to Chlorimuron-ethyl herbicide [PDF]

open access: yesPlanta Daninha, 2014
Horseweed (Conyza spp.) is an annual weed, infesting soybean crops in southern Brazil, with chlorimuron-ethyl being one of the most commonly used herbicides for its control.
F.M. Santos   +5 more
doaj   +1 more source

First Case of Conyza canadensis from Hungary with Multiple Resistance to Glyphosate and Flazasulfuron

open access: yesAgronomy, 2018
Conyza canadensis is a species invading large areas throughout the world, mainly due to its ability to evolve herbicide resistance. In Hungary, extensive areas have been infested by this species due to the difficulty in controlling it with glyphosate. To
Candelario Palma-Bautista   +5 more
doaj   +1 more source

Conyza spp.: From Ugly Duckling to Agriculture's Fittest Swan - Brief Review [PDF]

open access: yesPlanta Daninha, 2016
Conyza spp. are widely responsible for yield losses in agriculture due to its worldwide occurrence, resistance to herbicides and other traits which turn these species into first grade weeds.
G. CONCENÇO, S.E. CONCENÇO
doaj   +1 more source

Estimation of Nuclear DNA Contents of Three Economically Important Plant Species by Laser Flow Cytometry [PDF]

open access: yesمجلة جامعة النجاح للأبحاث العلوم الطبيعية, 2016
Nuclear DNA content and genome size are key factors in biology and biodiversity, and have important implications in modern molecular genetic studies. Diesel tree (Copaifera officinalis L.) and switchgrass (Panicum virgatum L. cv.
Hani Al-Ahmad   +3 more
doaj   +1 more source

Glyphosate influence on the physiological parameters of Conyza bonariensis biotypes [PDF]

open access: yesPlanta Daninha, 2014
The objective of this study was to determine changes in gas exchange and inhibition of EPSPs, based on the accumulation of shikimic acid in horseweed biotypes resistant and sensitive to glyphosate. Two experiments were conducted in a factorial model. The
L. Vargas   +7 more
doaj   +2 more sources

Control of conyza bonariensis with glyphosate associated to adjuvants applied with different spray nozzles

open access: yesBioscience Journal, 2017
The study aimed to evaluate the control of C. bonariensis in delayed post-emergence stage using different spray nozzles and solutions with and without adjuvants; and to verify the occurrence of resistance to glyphosate, determining the dose-response ...
Tiago Lima do Espírito Santo   +4 more
doaj   +3 more sources

Involvement of Epigenetic Mechanisms in Herbicide Resistance: The Case of Conyza canadensis

open access: yesAgriculture, 2018
Glyphosate is the most important herbicide globally, and horseweed (Conyza canadensis) has been one of the most commonly encountered weed species that has developed resistance to it in various parts of the world, including Greece.
Theoni Margaritopoulou   +3 more
doaj   +1 more source

Effect of Adjuvant on Glyphosate Effectiveness, Retention, Absorption and Translocation in Lolium rigidum and Conyza canadensis

open access: yesPlants, 2020
Glyphosate retention, absorption and translocation with and without adjuvant were examined in Lolium rigidum and Conyza canadensis in greenhouse and laboratory settings to develop an understanding of the influence of the selected adjuvant on glyphosate ...
Candelario Palma-Bautista   +6 more
doaj   +1 more source

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