Diversity in apomictic populations of Paspalum simplex Morong
- Autores
- Brugnoli, Elsa Andrea; Urbani, Mario Hugo; Quarin, Camilo Luis; Zilli, Alex Leonel; Martínez, Eric Javier; Acuña, Carlos Alberto
- Año de publicación
- 2014
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Fil: Brugnoli, Elsa Andrea. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.
Fil: Brugnoli, Elsa Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.
Fil: Urbani, Mario Hugo. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.
Fil: Urbani, Mario Hugo. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.
Fil: Quarin, Camilo Luis. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.
Fil: Quarin, Camilo Luis. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.
Fil: Zilli, Alex Leonel. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.
Fil: Zilli, Alex Leonel. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.
Fil: Martínez, Eric Javier. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.
Fil: Martínez, Eric Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.
Fil: Acuña, Carlos Alberto. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.
Fil: Acuña, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.
Paspalum is considered a genetic model for studying the sources of genotypic variability and breeding techniques in apomictic plants. Paspalum simplex is a warm-season forage grass that well represents the genus since it contains different ploidy levels and apomixis is linked to polyploidy. The objective was to evaluate the diversity present within and among apomictic polyploid populations of P. simplex. Germplasm was collected from 17 sites covering the species’ region of natural distribution. The diversity present at the molecular level within and among populations was evaluated using ISSR markers. Variability for agronomic traits was also evaluated by cultivating all populations into the field. The 17 analyzed populations were all polyploid, including 13 pure tetraploid, and 4 mixed tetraploid-hexaploid with predominance of the tetraploid cytotype. Most of the diversity was present among polyploid populations (85% of the total variation), and there was not a correlation between genetic and geographical distances. The within-population diversity was low for most populations with the exception of one of them. Each genotype was restricted to a single location. Variability for initial growth, spring and fall growth, and the extent of the vegetative phase was observed within and among polyploid populations. The within-population variation for these phenotypic traits was mainly due to the presence of one or a few off-type plants. A highly genotype-specific colonization of new sites appears to occur in P. simplex, and then apomixis mediates the formation of uniform populations. - Fuente
- Crop Sciencie, 2014, vol. 54, p. 1656-1664.
- Materia
-
Paspalum simplex
Apomictic plants
Polyploid populations - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- http://creativecommons.org/licenses/by-nc-nd/2.5/ar/
- Repositorio
- Institución
- Universidad Nacional del Nordeste
- OAI Identificador
- oai:repositorio.unne.edu.ar:123456789/51993
Ver los metadatos del registro completo
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Diversity in apomictic populations of Paspalum simplex MorongBrugnoli, Elsa AndreaUrbani, Mario HugoQuarin, Camilo LuisZilli, Alex LeonelMartínez, Eric JavierAcuña, Carlos AlbertoPaspalum simplexApomictic plantsPolyploid populationsFil: Brugnoli, Elsa Andrea. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.Fil: Brugnoli, Elsa Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.Fil: Urbani, Mario Hugo. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.Fil: Urbani, Mario Hugo. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.Fil: Quarin, Camilo Luis. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.Fil: Quarin, Camilo Luis. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.Fil: Zilli, Alex Leonel. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.Fil: Zilli, Alex Leonel. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.Fil: Martínez, Eric Javier. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.Fil: Martínez, Eric Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.Fil: Acuña, Carlos Alberto. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina.Fil: Acuña, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina.Paspalum is considered a genetic model for studying the sources of genotypic variability and breeding techniques in apomictic plants. Paspalum simplex is a warm-season forage grass that well represents the genus since it contains different ploidy levels and apomixis is linked to polyploidy. The objective was to evaluate the diversity present within and among apomictic polyploid populations of P. simplex. Germplasm was collected from 17 sites covering the species’ region of natural distribution. The diversity present at the molecular level within and among populations was evaluated using ISSR markers. Variability for agronomic traits was also evaluated by cultivating all populations into the field. The 17 analyzed populations were all polyploid, including 13 pure tetraploid, and 4 mixed tetraploid-hexaploid with predominance of the tetraploid cytotype. Most of the diversity was present among polyploid populations (85% of the total variation), and there was not a correlation between genetic and geographical distances. The within-population diversity was low for most populations with the exception of one of them. Each genotype was restricted to a single location. Variability for initial growth, spring and fall growth, and the extent of the vegetative phase was observed within and among polyploid populations. The within-population variation for these phenotypic traits was mainly due to the presence of one or a few off-type plants. A highly genotype-specific colonization of new sites appears to occur in P. simplex, and then apomixis mediates the formation of uniform populations.Crop Science Soc Amer2014info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfp. 1656-1664application/pdfBrugnoli, Elsa Andrea, et al., 2014. Diversity in apomictic populations of Paspalum simplex Morong. Crop Sciencie. Baltimore: Crop Science Soc Amer, vol. 54, p. 1656-1664. E-ISSN 1435-1653.http://repositorio.unne.edu.ar/handle/123456789/51993Crop Sciencie, 2014, vol. 54, p. 1656-1664.reponame:Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE)instname:Universidad Nacional del Nordesteenghttps://acsess.onlinelibrary.wiley.com/doi/epdf/10.2135/cropsci2013.11.0780info:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by-nc-nd/2.5/ar/Atribución-NoComercial-SinDerivadas 2.5 Argentina2025-09-29T14:30:41Zoai:repositorio.unne.edu.ar:123456789/51993instacron:UNNEInstitucionalhttp://repositorio.unne.edu.ar/Universidad públicaNo correspondehttp://repositorio.unne.edu.ar/oaiososa@bib.unne.edu.ar;sergio.alegria@unne.edu.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:48712025-09-29 14:30:42.028Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE) - Universidad Nacional del Nordestefalse |
dc.title.none.fl_str_mv |
Diversity in apomictic populations of Paspalum simplex Morong |
title |
Diversity in apomictic populations of Paspalum simplex Morong |
spellingShingle |
Diversity in apomictic populations of Paspalum simplex Morong Brugnoli, Elsa Andrea Paspalum simplex Apomictic plants Polyploid populations |
title_short |
Diversity in apomictic populations of Paspalum simplex Morong |
title_full |
Diversity in apomictic populations of Paspalum simplex Morong |
title_fullStr |
Diversity in apomictic populations of Paspalum simplex Morong |
title_full_unstemmed |
Diversity in apomictic populations of Paspalum simplex Morong |
title_sort |
Diversity in apomictic populations of Paspalum simplex Morong |
dc.creator.none.fl_str_mv |
Brugnoli, Elsa Andrea Urbani, Mario Hugo Quarin, Camilo Luis Zilli, Alex Leonel Martínez, Eric Javier Acuña, Carlos Alberto |
author |
Brugnoli, Elsa Andrea |
author_facet |
Brugnoli, Elsa Andrea Urbani, Mario Hugo Quarin, Camilo Luis Zilli, Alex Leonel Martínez, Eric Javier Acuña, Carlos Alberto |
author_role |
author |
author2 |
Urbani, Mario Hugo Quarin, Camilo Luis Zilli, Alex Leonel Martínez, Eric Javier Acuña, Carlos Alberto |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
Paspalum simplex Apomictic plants Polyploid populations |
topic |
Paspalum simplex Apomictic plants Polyploid populations |
dc.description.none.fl_txt_mv |
Fil: Brugnoli, Elsa Andrea. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Fil: Brugnoli, Elsa Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina. Fil: Urbani, Mario Hugo. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Fil: Urbani, Mario Hugo. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina. Fil: Quarin, Camilo Luis. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Fil: Quarin, Camilo Luis. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina. Fil: Zilli, Alex Leonel. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Fil: Zilli, Alex Leonel. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina. Fil: Martínez, Eric Javier. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Fil: Martínez, Eric Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina. Fil: Acuña, Carlos Alberto. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Fil: Acuña, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Botánica del Nordeste; Argentina. Paspalum is considered a genetic model for studying the sources of genotypic variability and breeding techniques in apomictic plants. Paspalum simplex is a warm-season forage grass that well represents the genus since it contains different ploidy levels and apomixis is linked to polyploidy. The objective was to evaluate the diversity present within and among apomictic polyploid populations of P. simplex. Germplasm was collected from 17 sites covering the species’ region of natural distribution. The diversity present at the molecular level within and among populations was evaluated using ISSR markers. Variability for agronomic traits was also evaluated by cultivating all populations into the field. The 17 analyzed populations were all polyploid, including 13 pure tetraploid, and 4 mixed tetraploid-hexaploid with predominance of the tetraploid cytotype. Most of the diversity was present among polyploid populations (85% of the total variation), and there was not a correlation between genetic and geographical distances. The within-population diversity was low for most populations with the exception of one of them. Each genotype was restricted to a single location. Variability for initial growth, spring and fall growth, and the extent of the vegetative phase was observed within and among polyploid populations. The within-population variation for these phenotypic traits was mainly due to the presence of one or a few off-type plants. A highly genotype-specific colonization of new sites appears to occur in P. simplex, and then apomixis mediates the formation of uniform populations. |
description |
Fil: Brugnoli, Elsa Andrea. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
Brugnoli, Elsa Andrea, et al., 2014. Diversity in apomictic populations of Paspalum simplex Morong. Crop Sciencie. Baltimore: Crop Science Soc Amer, vol. 54, p. 1656-1664. E-ISSN 1435-1653. http://repositorio.unne.edu.ar/handle/123456789/51993 |
identifier_str_mv |
Brugnoli, Elsa Andrea, et al., 2014. Diversity in apomictic populations of Paspalum simplex Morong. Crop Sciencie. Baltimore: Crop Science Soc Amer, vol. 54, p. 1656-1664. E-ISSN 1435-1653. |
url |
http://repositorio.unne.edu.ar/handle/123456789/51993 |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://acsess.onlinelibrary.wiley.com/doi/epdf/10.2135/cropsci2013.11.0780 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-nd/2.5/ar/ Atribución-NoComercial-SinDerivadas 2.5 Argentina |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
http://creativecommons.org/licenses/by-nc-nd/2.5/ar/ Atribución-NoComercial-SinDerivadas 2.5 Argentina |
dc.format.none.fl_str_mv |
application/pdf p. 1656-1664 application/pdf |
dc.publisher.none.fl_str_mv |
Crop Science Soc Amer |
publisher.none.fl_str_mv |
Crop Science Soc Amer |
dc.source.none.fl_str_mv |
Crop Sciencie, 2014, vol. 54, p. 1656-1664. reponame:Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE) instname:Universidad Nacional del Nordeste |
reponame_str |
Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE) |
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Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE) |
instname_str |
Universidad Nacional del Nordeste |
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Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE) - Universidad Nacional del Nordeste |
repository.mail.fl_str_mv |
ososa@bib.unne.edu.ar;sergio.alegria@unne.edu.ar |
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1844621695514574848 |
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12.559606 |