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
- Institución
- Instituto Nacional de Tecnología Agropecuaria
- OAI Identificador
- oai:localhost:20.500.12123/7556
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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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1844619145672392704 |
score |
12.559606 |