Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion

Autores
Zabala, Juan Marcelo; Marinoni, Lorena del Rosario; Taleisnik, Edith; Ribero, Gustavo; Schrauf, Gustavo Enrique
Año de publicación
2020
Idioma
inglés
Tipo de recurso
artículo
Estado
versión aceptada
Descripción
This is the first report about Na and K fluxes and heritability of Na exclusion in the Elymus genus. Argentine wheatgrass (Elymus scabrifolius ) is an important forage genetic resource for saline environments. A previous study had shown salt‐sensitive lines accumulated toxic levels of Na in shoots. The aim of this study was to increase the understanding of Na exclusion in Argentine wheatgrass. Growth and Na and K accumulation rates were analyzed in two homozygous salt‐tolerant genotypes (T1 and T2) and a salt‐sensitive one (S1), under different salt stress levels. The Na accumulation rate in shoots was 1.5 times higher in the sensitive line than in the tolerant ones at 100 mM NaCl, and 5 times higher at 200 mM NaCl. A negative association was found between Na concentration and leaf weight in parent genotypes, F1 and segregating F2 population generated by crossing homozygous S1 and T2, suggesting that growth in the third leaf was more affected in Na‐including genotypes. The inheritance of Na exclusion was estimated under salt stress conditions in a segregating F2 population and in F2:3 families obtained by crossing two homozygous genotypes with contrasting values of shoot sodium exclusion. In F2 population and F2:3 families, Na concentration segregation was compatible with intermediate inheritance (with very low partial dominance). High heritability values estimated for Na exclusion suggest that this trait might be used as a priority selection criterion for salt tolerance. Results will be useful to design breeding strategies for salt tolerance in this and related species of the Elymus genus.
Instituto de Fisiología y Recursos Genéticos Vegetales
Fil: Zabala, Juan Marcelo. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias. Programa de Documentación, Conservación y Valoración de la Flora Nativa; Argentina. Consejo de Investigaciones Científicas y Técnicas; Argentina
Fil: Marinoni, Lorena del Rosario. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias. Programa de Documentación, Conservación y Valoración de la Flora Nativa; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Taleisnik, Edith. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Fisiología y Recursos Genéticos Vegetales; Argentina. Consejo de Investigaciones Científicas y Técnicas; Argentina
Fil: Ribero, Gustavo. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias; Argentina
Fil: Schrauf, Gustavo Enrique. Universidad de Buenos Aires. Facultad de Agronomía; Argentina
Fuente
Crop Science (First published: 25 June 2020)
Materia
Elymus
Forrajes
Tolerancia a la Sal
Recursos Genéticos
Heredabilidad
Forage
Salt Tolerance
Genetic Resources
Heritability
Elymus scabrifolius
Wheatgrass
Nivel de accesibilidad
acceso restringido
Condiciones de uso
Repositorio
INTA Digital (INTA)
Institución
Instituto Nacional de Tecnología Agropecuaria
OAI Identificador
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spelling Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusionZabala, Juan MarceloMarinoni, Lorena del RosarioTaleisnik, EdithRibero, GustavoSchrauf, Gustavo EnriqueElymusForrajesTolerancia a la SalRecursos GenéticosHeredabilidadForageSalt ToleranceGenetic ResourcesHeritabilityElymus scabrifoliusWheatgrassThis is the first report about Na and K fluxes and heritability of Na exclusion in the Elymus genus. Argentine wheatgrass (Elymus scabrifolius ) is an important forage genetic resource for saline environments. A previous study had shown salt‐sensitive lines accumulated toxic levels of Na in shoots. The aim of this study was to increase the understanding of Na exclusion in Argentine wheatgrass. Growth and Na and K accumulation rates were analyzed in two homozygous salt‐tolerant genotypes (T1 and T2) and a salt‐sensitive one (S1), under different salt stress levels. The Na accumulation rate in shoots was 1.5 times higher in the sensitive line than in the tolerant ones at 100 mM NaCl, and 5 times higher at 200 mM NaCl. A negative association was found between Na concentration and leaf weight in parent genotypes, F1 and segregating F2 population generated by crossing homozygous S1 and T2, suggesting that growth in the third leaf was more affected in Na‐including genotypes. The inheritance of Na exclusion was estimated under salt stress conditions in a segregating F2 population and in F2:3 families obtained by crossing two homozygous genotypes with contrasting values of shoot sodium exclusion. In F2 population and F2:3 families, Na concentration segregation was compatible with intermediate inheritance (with very low partial dominance). High heritability values estimated for Na exclusion suggest that this trait might be used as a priority selection criterion for salt tolerance. Results will be useful to design breeding strategies for salt tolerance in this and related species of the Elymus genus.Instituto de Fisiología y Recursos Genéticos VegetalesFil: Zabala, Juan Marcelo. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias. Programa de Documentación, Conservación y Valoración de la Flora Nativa; Argentina. Consejo de Investigaciones Científicas y Técnicas; ArgentinaFil: Marinoni, Lorena del Rosario. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias. Programa de Documentación, Conservación y Valoración de la Flora Nativa; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Taleisnik, Edith. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Fisiología y Recursos Genéticos Vegetales; Argentina. Consejo de Investigaciones Científicas y Técnicas; ArgentinaFil: Ribero, Gustavo. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias; ArgentinaFil: Schrauf, Gustavo Enrique. Universidad de Buenos Aires. Facultad de Agronomía; ArgentinaWileyinfo:eu-repo/date/embargoEnd/2021-07-152020-07-15T13:32:06Z2020-07-15T13:32:06Z2020-06info:eu-repo/semantics/articleinfo:eu-repo/semantics/acceptedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfhttp://hdl.handle.net/20.500.12123/7556https://acsess.onlinelibrary.wiley.com/doi/abs/10.1002/csc2.202490011-183X1435-0653https://doi.org/10.1002/csc2.20249Crop Science (First published: 25 June 2020)reponame:INTA Digital (INTA)instname:Instituto Nacional de Tecnología Agropecuariaenginfo:eu-repo/semantics/restrictedAccess2025-09-29T13:44:58Zoai:localhost:20.500.12123/7556instacron:INTAInstitucionalhttp://repositorio.inta.gob.ar/Organismo científico-tecnológicoNo correspondehttp://repositorio.inta.gob.ar/oai/requesttripaldi.nicolas@inta.gob.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:l2025-09-29 13:44:59.262INTA Digital (INTA) - Instituto Nacional de Tecnología Agropecuariafalse
dc.title.none.fl_str_mv Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion
title Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion
spellingShingle Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion
Zabala, Juan Marcelo
Elymus
Forrajes
Tolerancia a la Sal
Recursos Genéticos
Heredabilidad
Forage
Salt Tolerance
Genetic Resources
Heritability
Elymus scabrifolius
Wheatgrass
title_short Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion
title_full Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion
title_fullStr Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion
title_full_unstemmed Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion
title_sort Salt tolerance in Argentine weathgrass [Elymus scabrifolius (Döll) J.H. Hunz.] is related to shoot sodium exclusion
dc.creator.none.fl_str_mv Zabala, Juan Marcelo
Marinoni, Lorena del Rosario
Taleisnik, Edith
Ribero, Gustavo
Schrauf, Gustavo Enrique
author Zabala, Juan Marcelo
author_facet Zabala, Juan Marcelo
Marinoni, Lorena del Rosario
Taleisnik, Edith
Ribero, Gustavo
Schrauf, Gustavo Enrique
author_role author
author2 Marinoni, Lorena del Rosario
Taleisnik, Edith
Ribero, Gustavo
Schrauf, Gustavo Enrique
author2_role author
author
author
author
dc.subject.none.fl_str_mv Elymus
Forrajes
Tolerancia a la Sal
Recursos Genéticos
Heredabilidad
Forage
Salt Tolerance
Genetic Resources
Heritability
Elymus scabrifolius
Wheatgrass
topic Elymus
Forrajes
Tolerancia a la Sal
Recursos Genéticos
Heredabilidad
Forage
Salt Tolerance
Genetic Resources
Heritability
Elymus scabrifolius
Wheatgrass
dc.description.none.fl_txt_mv This is the first report about Na and K fluxes and heritability of Na exclusion in the Elymus genus. Argentine wheatgrass (Elymus scabrifolius ) is an important forage genetic resource for saline environments. A previous study had shown salt‐sensitive lines accumulated toxic levels of Na in shoots. The aim of this study was to increase the understanding of Na exclusion in Argentine wheatgrass. Growth and Na and K accumulation rates were analyzed in two homozygous salt‐tolerant genotypes (T1 and T2) and a salt‐sensitive one (S1), under different salt stress levels. The Na accumulation rate in shoots was 1.5 times higher in the sensitive line than in the tolerant ones at 100 mM NaCl, and 5 times higher at 200 mM NaCl. A negative association was found between Na concentration and leaf weight in parent genotypes, F1 and segregating F2 population generated by crossing homozygous S1 and T2, suggesting that growth in the third leaf was more affected in Na‐including genotypes. The inheritance of Na exclusion was estimated under salt stress conditions in a segregating F2 population and in F2:3 families obtained by crossing two homozygous genotypes with contrasting values of shoot sodium exclusion. In F2 population and F2:3 families, Na concentration segregation was compatible with intermediate inheritance (with very low partial dominance). High heritability values estimated for Na exclusion suggest that this trait might be used as a priority selection criterion for salt tolerance. Results will be useful to design breeding strategies for salt tolerance in this and related species of the Elymus genus.
Instituto de Fisiología y Recursos Genéticos Vegetales
Fil: Zabala, Juan Marcelo. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias. Programa de Documentación, Conservación y Valoración de la Flora Nativa; Argentina. Consejo de Investigaciones Científicas y Técnicas; Argentina
Fil: Marinoni, Lorena del Rosario. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias. Programa de Documentación, Conservación y Valoración de la Flora Nativa; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Taleisnik, Edith. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Fisiología y Recursos Genéticos Vegetales; Argentina. Consejo de Investigaciones Científicas y Técnicas; Argentina
Fil: Ribero, Gustavo. Universidad Nacional del Litoral. Facultad de Ciencias Agrarias; Argentina
Fil: Schrauf, Gustavo Enrique. Universidad de Buenos Aires. Facultad de Agronomía; Argentina
description This is the first report about Na and K fluxes and heritability of Na exclusion in the Elymus genus. Argentine wheatgrass (Elymus scabrifolius ) is an important forage genetic resource for saline environments. A previous study had shown salt‐sensitive lines accumulated toxic levels of Na in shoots. The aim of this study was to increase the understanding of Na exclusion in Argentine wheatgrass. Growth and Na and K accumulation rates were analyzed in two homozygous salt‐tolerant genotypes (T1 and T2) and a salt‐sensitive one (S1), under different salt stress levels. The Na accumulation rate in shoots was 1.5 times higher in the sensitive line than in the tolerant ones at 100 mM NaCl, and 5 times higher at 200 mM NaCl. A negative association was found between Na concentration and leaf weight in parent genotypes, F1 and segregating F2 population generated by crossing homozygous S1 and T2, suggesting that growth in the third leaf was more affected in Na‐including genotypes. The inheritance of Na exclusion was estimated under salt stress conditions in a segregating F2 population and in F2:3 families obtained by crossing two homozygous genotypes with contrasting values of shoot sodium exclusion. In F2 population and F2:3 families, Na concentration segregation was compatible with intermediate inheritance (with very low partial dominance). High heritability values estimated for Na exclusion suggest that this trait might be used as a priority selection criterion for salt tolerance. Results will be useful to design breeding strategies for salt tolerance in this and related species of the Elymus genus.
publishDate 2020
dc.date.none.fl_str_mv 2020-07-15T13:32:06Z
2020-07-15T13:32:06Z
2020-06
info:eu-repo/date/embargoEnd/2021-07-15
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/acceptedVersion
http://purl.org/coar/resource_type/c_6501
info:ar-repo/semantics/articulo
format article
status_str acceptedVersion
dc.identifier.none.fl_str_mv http://hdl.handle.net/20.500.12123/7556
https://acsess.onlinelibrary.wiley.com/doi/abs/10.1002/csc2.20249
0011-183X
1435-0653
https://doi.org/10.1002/csc2.20249
url http://hdl.handle.net/20.500.12123/7556
https://acsess.onlinelibrary.wiley.com/doi/abs/10.1002/csc2.20249
https://doi.org/10.1002/csc2.20249
identifier_str_mv 0011-183X
1435-0653
dc.language.none.fl_str_mv eng
language eng
dc.rights.none.fl_str_mv info:eu-repo/semantics/restrictedAccess
eu_rights_str_mv restrictedAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv Wiley
publisher.none.fl_str_mv Wiley
dc.source.none.fl_str_mv Crop Science (First published: 25 June 2020)
reponame:INTA Digital (INTA)
instname:Instituto Nacional de Tecnología Agropecuaria
reponame_str INTA Digital (INTA)
collection INTA Digital (INTA)
instname_str Instituto Nacional de Tecnología Agropecuaria
repository.name.fl_str_mv INTA Digital (INTA) - Instituto Nacional de Tecnología Agropecuaria
repository.mail.fl_str_mv tripaldi.nicolas@inta.gob.ar
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