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Biblioteca (s) : |
INIA Las Brujas. |
Fecha : |
21/07/2025 |
Actualizado : |
21/07/2025 |
Tipo de producción científica : |
Artículos en Revistas Indexadas Internacionales |
Autor : |
KASPARY, T. E.; CUTTI, L.; TURRA, G.M.; ANGONESE, P.S.; DOS SANTOS, O.D.; MEROTTO, A. |
Afiliación : |
TIAGO EDU KASPARY, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; ORCID: https://orcid.org/0000-0003-3084-1938; LUAN CUTTI, Crop Science Department, Federal University of Rio Grande do Sul, RS, Porto Alegre, Brazil; GUILHERME MENEGOL TURRA, Crop Science Department, Federal University of Rio Grande do Sul, RS, Porto Alegre, Brazil; PAULA SINIGAGLIA ANGONESE, Crop Science Department, Federal University of Rio Grande do Sul, RS, Porto Alegre, Brazil; OTHON DIAS DOS SANTOS, Crop Science Department, Federal University of Rio Grande do Sul, RS, Porto Alegre, Brazil; ALDO MEROTTO, Crop Science Department, Federal University of Rio Grande do Sul, RS, Porto Alegre, Brazil. |
Título : |
Conyza bonariensis resistance to glyphosate and ALS inhibitors involves target and non-target site resistance. |
Fecha de publicación : |
2025 |
Fuente / Imprenta : |
Pesticide Biochemistry and Physiology, 2025, Volume 213, article 106501. https://doi.org/10.1016/j.pestbp.2025.106501 |
ISSN : |
0048-3575 |
DOI : |
https://doi.org/10.1016/j.pestbp.2025.106501 |
Idioma : |
Inglés |
Notas : |
Article history: Received 2 March 2025; Received in revised form 29 May 2025; Accepted 8 June 2025; Available online 13 June 2025. -- Corresponding author: T.E. Kaspary, National Institute of Agricultural Research of Uruguay - INIA La Estanzuela, Colonia, Colonia del Sacramento, Uruguay, Email: tkaspary@inia.org.uy -- Funding: The authors are thankful for grant support from National Council for Scientific and Technological Development (CNPq), process 404500/2023 , and Research Support of the State of Rio Grande do Sul (FAPERGS) process 22/2551-00003494 , for fellowship from CNPq to AMJ and for scholarships from Coordination for the Improvement of Higher Education Personnel (CAPES) to PSA and GMT. -- Supplementary information: Supplementary data to this article can be found online at
https://doi.org/10.1016/j.pestbp.2025.106501 -- |
Contenido : |
ABSTRACT.- Herbicide resistance in Conyza bonariensis (hairy fleabane) poses a significant challenge to agricultural systems worldwide. The genetic variability and prolific seed production of this species contribute significantly to its adaptative potential and fast spread in the agricultural fields. This study aimed to investigate the mechanisms underlying multiple herbicide resistance to glyphosate and ALS inhibitors in C. bonariensis biotypes from southern Brazil. Resistance factors exceeded 100 times for chlorimuron-ethyl and 49 times for glyphosate. DNA Sequencing revealed the target-site mutations Pro106Thr in the EPSPS gene conferring glyphosate resistance, and Pro197Arg and Trp574Leu in the ALS gene contributing to chlorimuron-ethyl resistance. Additionally, the resistance factor decreased at least 80 % for resistant biotypes after application of chlorimuron-ethyl following treatment with the P450 inhibitor malathion, which might indicate enhanced metabolism mediated by cytochrome P450 enzymes. Copy number variation and overexpression of ALS and EPSPS genes were not related to resistance. Biotype II carries the Pro197Arg mutation and exhibited cross-resistance to imazethapyr, diclosulam, bispyribac‑sodium, and flucarbazone‑sodium. Biotypes carrying the Trp574Leu mutation were resistant to imazethapyr, diclosulam and flucarbazone-sodium but demonstrated varying resistance patterns to bispyribac-sodium, highlighting the complexity of resistance mechanisms. These findings underscore the importance of understanding both target and non-target-site resistance mechanisms to develop effective management strategies, including herbicide rotation and molecular diagnostics, to mitigate the spread of herbicide-resistant C. bonariensis in agricultural systems. © 2025 Elsevier Inc. MenosABSTRACT.- Herbicide resistance in Conyza bonariensis (hairy fleabane) poses a significant challenge to agricultural systems worldwide. The genetic variability and prolific seed production of this species contribute significantly to its adaptative potential and fast spread in the agricultural fields. This study aimed to investigate the mechanisms underlying multiple herbicide resistance to glyphosate and ALS inhibitors in C. bonariensis biotypes from southern Brazil. Resistance factors exceeded 100 times for chlorimuron-ethyl and 49 times for glyphosate. DNA Sequencing revealed the target-site mutations Pro106Thr in the EPSPS gene conferring glyphosate resistance, and Pro197Arg and Trp574Leu in the ALS gene contributing to chlorimuron-ethyl resistance. Additionally, the resistance factor decreased at least 80 % for resistant biotypes after application of chlorimuron-ethyl following treatment with the P450 inhibitor malathion, which might indicate enhanced metabolism mediated by cytochrome P450 enzymes. Copy number variation and overexpression of ALS and EPSPS genes were not related to resistance. Biotype II carries the Pro197Arg mutation and exhibited cross-resistance to imazethapyr, diclosulam, bispyribac‑sodium, and flucarbazone‑sodium. Biotypes carrying the Trp574Leu mutation were resistant to imazethapyr, diclosulam and flucarbazone-sodium but demonstrated varying resistance patterns to bispyribac-sodium, highlighting the complexity of resistance mechanisms. ... Presentar Todo |
Palabras claves : |
Cross-resistance; Hairy fleabane; Herbicide; INIA LA ESTANZUELA; Multiple resistance; Reaxys Chemistry substances - [(dimethoxyphosphinothioyl)thio]-butanedioic acid, diethyl ester; Reaxys Chemistry substances - chlorimuron ethyl; SISTEMA AGRÍCOLA-GANADERO - INIA. |
Asunto categoría : |
F01 Cultivo |
Marc : |
LEADER 03776naa a2200313 a 4500 001 1065299 005 2025-07-21 008 2025 bl uuuu u00u1 u #d 022 $a0048-3575 024 7 $ahttps://doi.org/10.1016/j.pestbp.2025.106501$2DOI 100 1 $aKASPARY, T. E. 245 $aConyza bonariensis resistance to glyphosate and ALS inhibitors involves target and non-target site resistance.$h[electronic resource] 260 $c2025 500 $aArticle history: Received 2 March 2025; Received in revised form 29 May 2025; Accepted 8 June 2025; Available online 13 June 2025. -- Corresponding author: T.E. Kaspary, National Institute of Agricultural Research of Uruguay - INIA La Estanzuela, Colonia, Colonia del Sacramento, Uruguay, Email: tkaspary@inia.org.uy -- Funding: The authors are thankful for grant support from National Council for Scientific and Technological Development (CNPq), process 404500/2023 , and Research Support of the State of Rio Grande do Sul (FAPERGS) process 22/2551-00003494 , for fellowship from CNPq to AMJ and for scholarships from Coordination for the Improvement of Higher Education Personnel (CAPES) to PSA and GMT. -- Supplementary information: Supplementary data to this article can be found online at https://doi.org/10.1016/j.pestbp.2025.106501 -- 520 $aABSTRACT.- Herbicide resistance in Conyza bonariensis (hairy fleabane) poses a significant challenge to agricultural systems worldwide. The genetic variability and prolific seed production of this species contribute significantly to its adaptative potential and fast spread in the agricultural fields. This study aimed to investigate the mechanisms underlying multiple herbicide resistance to glyphosate and ALS inhibitors in C. bonariensis biotypes from southern Brazil. Resistance factors exceeded 100 times for chlorimuron-ethyl and 49 times for glyphosate. DNA Sequencing revealed the target-site mutations Pro106Thr in the EPSPS gene conferring glyphosate resistance, and Pro197Arg and Trp574Leu in the ALS gene contributing to chlorimuron-ethyl resistance. Additionally, the resistance factor decreased at least 80 % for resistant biotypes after application of chlorimuron-ethyl following treatment with the P450 inhibitor malathion, which might indicate enhanced metabolism mediated by cytochrome P450 enzymes. Copy number variation and overexpression of ALS and EPSPS genes were not related to resistance. Biotype II carries the Pro197Arg mutation and exhibited cross-resistance to imazethapyr, diclosulam, bispyribac‑sodium, and flucarbazone‑sodium. Biotypes carrying the Trp574Leu mutation were resistant to imazethapyr, diclosulam and flucarbazone-sodium but demonstrated varying resistance patterns to bispyribac-sodium, highlighting the complexity of resistance mechanisms. These findings underscore the importance of understanding both target and non-target-site resistance mechanisms to develop effective management strategies, including herbicide rotation and molecular diagnostics, to mitigate the spread of herbicide-resistant C. bonariensis in agricultural systems. © 2025 Elsevier Inc. 653 $aCross-resistance 653 $aHairy fleabane 653 $aHerbicide 653 $aINIA LA ESTANZUELA 653 $aMultiple resistance 653 $aReaxys Chemistry substances - [(dimethoxyphosphinothioyl)thio]-butanedioic acid, diethyl ester 653 $aReaxys Chemistry substances - chlorimuron ethyl 653 $aSISTEMA AGRÍCOLA-GANADERO - INIA 700 1 $aCUTTI, L. 700 1 $aTURRA, G.M. 700 1 $aANGONESE, P.S. 700 1 $aDOS SANTOS, O.D. 700 1 $aMEROTTO, A. 773 $tPesticide Biochemistry and Physiology, 2025, Volume 213, article 106501. https://doi.org/10.1016/j.pestbp.2025.106501
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Registro completo
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Biblioteca (s) : |
INIA Las Brujas. |
Fecha actual : |
19/01/2022 |
Actualizado : |
20/01/2022 |
Tipo de producción científica : |
Artículos en Revistas Indexadas Internacionales |
Circulación / Nivel : |
Internacional - -- |
Autor : |
RUBIO, V.; QUINCKE, A.; ERNST, O. |
Afiliación : |
VALENTINA RUBIO DELLEPIANE, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; JUAN ANDRES QUINCKE WALDEN, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; OSWALDO ERNST, Dep. de Producción Vegetal, Facultad de Agronomía, Estación Experimental Mario Alberto Cassinoni, Universidad de la República, Ruta 3, km 363, Paysandú, 60000, Uruguay. |
Título : |
Deep tillage and nitrogen do not remediate cumulative soil deterioration effects of continuous cropping. |
Complemento del título : |
Soil Tillage, Conservation, and Management. |
Fecha de publicación : |
2021 |
Fuente / Imprenta : |
Agronomy Journal, 2021, Volume 113, Issue 6, Pages 5584-5596. doi: https://doi.org/10.1002/agj2.20927 |
ISSN : |
0002-1962 |
DOI : |
10.1002/agj2.20927 |
Idioma : |
Inglés |
Notas : |
Article history: Received 19 July 2021; Accepted 12 October 2021; Published online 25 November 2021.
Corresponding author: Rubio, V.; Instituto Nacional de Investigación Agropecuaria (INIA), Programa de Producción y Sustentabilidad Ambiental, Estación Experimental INIA La Estanzuela, Ruta 50 km 11, Colonia, Uruguay; email:vrubio@inia.org.uy --
Supporting information: Additional supporting information may be found in the online version of the article at the publisher?s website. |
Contenido : |
ABSTRACT. - Short-term solutions like increasing N fertilization and decompaction with deep tillage (DT) have been proposed to mitigate soil degradation in continuous cropping systems. However, the joint evaluation of these factors in established no-till systems is limited. This work aims to quantify corn yield losses generated by the cumulative degradation of soil quality of intensified no-till cropping systems, quantify to what extent yield losses could be mitigated by soil DT and N fertilization, and identify the most important process involved in yield reductions. Eleven experiments were installed during 2014 and 2015, on a typic Argiudoll with different soil quality generated by more than 50 years of contrasting land uses. A split-plot design was employed; the main plots were for DT (with and without) whereas the subplots were four N rates (0, 60, 120, and 240 kg ha?1). Overall, soil physical quality (SPQ) and carbon losses were associated with yield depletions. An increase in bulk density of 0.1 g cm?3 was associated with a 15.8% yield decrease. Deep tillage improved SPQ and modified water and N dynamics. However, these changes were small, variable, and did not affect corn growth. N fertilization improved yields but did not eliminate differences linked with land degradation and previous crop effects. Soil organic carbon had a better association with yields than bulk density, macroporosity, and penetration resistance. The results of this study highlight the importance of evaluating remediation practices to soil degradation under real conditions, regardless of its greater complexity for interpretation.
© 2021 The Authors. Agronomy Journal © 2021 American Society of Agronomy MenosABSTRACT. - Short-term solutions like increasing N fertilization and decompaction with deep tillage (DT) have been proposed to mitigate soil degradation in continuous cropping systems. However, the joint evaluation of these factors in established no-till systems is limited. This work aims to quantify corn yield losses generated by the cumulative degradation of soil quality of intensified no-till cropping systems, quantify to what extent yield losses could be mitigated by soil DT and N fertilization, and identify the most important process involved in yield reductions. Eleven experiments were installed during 2014 and 2015, on a typic Argiudoll with different soil quality generated by more than 50 years of contrasting land uses. A split-plot design was employed; the main plots were for DT (with and without) whereas the subplots were four N rates (0, 60, 120, and 240 kg ha?1). Overall, soil physical quality (SPQ) and carbon losses were associated with yield depletions. An increase in bulk density of 0.1 g cm?3 was associated with a 15.8% yield decrease. Deep tillage improved SPQ and modified water and N dynamics. However, these changes were small, variable, and did not affect corn growth. N fertilization improved yields but did not eliminate differences linked with land degradation and previous crop effects. Soil organic carbon had a better association with yields than bulk density, macroporosity, and penetration resistance. The results of this study highlight the importance o... Presentar Todo |
Palabras claves : |
Continuous annual agriculture systems (CA); Crop-pasture rotations (CPR); Deep tillage (DT); Nitrogen (N); Soil organic carbon (SOC); Soil physical quality (SPQ). |
Asunto categoría : |
F01 Cultivo |
Marc : |
LEADER 03033naa a2200253 a 4500 001 1062645 005 2022-01-20 008 2021 bl uuuu u00u1 u #d 022 $a0002-1962 024 7 $a10.1002/agj2.20927$2DOI 100 1 $aRUBIO, V. 245 $aDeep tillage and nitrogen do not remediate cumulative soil deterioration effects of continuous cropping.$h[electronic resource] 260 $c2021 500 $aArticle history: Received 19 July 2021; Accepted 12 October 2021; Published online 25 November 2021. Corresponding author: Rubio, V.; Instituto Nacional de Investigación Agropecuaria (INIA), Programa de Producción y Sustentabilidad Ambiental, Estación Experimental INIA La Estanzuela, Ruta 50 km 11, Colonia, Uruguay; email:vrubio@inia.org.uy -- Supporting information: Additional supporting information may be found in the online version of the article at the publisher?s website. 520 $aABSTRACT. - Short-term solutions like increasing N fertilization and decompaction with deep tillage (DT) have been proposed to mitigate soil degradation in continuous cropping systems. However, the joint evaluation of these factors in established no-till systems is limited. This work aims to quantify corn yield losses generated by the cumulative degradation of soil quality of intensified no-till cropping systems, quantify to what extent yield losses could be mitigated by soil DT and N fertilization, and identify the most important process involved in yield reductions. Eleven experiments were installed during 2014 and 2015, on a typic Argiudoll with different soil quality generated by more than 50 years of contrasting land uses. A split-plot design was employed; the main plots were for DT (with and without) whereas the subplots were four N rates (0, 60, 120, and 240 kg ha?1). Overall, soil physical quality (SPQ) and carbon losses were associated with yield depletions. An increase in bulk density of 0.1 g cm?3 was associated with a 15.8% yield decrease. Deep tillage improved SPQ and modified water and N dynamics. However, these changes were small, variable, and did not affect corn growth. N fertilization improved yields but did not eliminate differences linked with land degradation and previous crop effects. Soil organic carbon had a better association with yields than bulk density, macroporosity, and penetration resistance. The results of this study highlight the importance of evaluating remediation practices to soil degradation under real conditions, regardless of its greater complexity for interpretation. © 2021 The Authors. Agronomy Journal © 2021 American Society of Agronomy 653 $aContinuous annual agriculture systems (CA) 653 $aCrop-pasture rotations (CPR) 653 $aDeep tillage (DT) 653 $aNitrogen (N) 653 $aSoil organic carbon (SOC) 653 $aSoil physical quality (SPQ) 700 1 $aQUINCKE, A. 700 1 $aERNST, O. 773 $tAgronomy Journal, 2021, Volume 113, Issue 6, Pages 5584-5596. doi: https://doi.org/10.1002/agj2.20927
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