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
Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE)
Institución
Universidad Nacional del Nordeste
OAI Identificador
oai:repositorio.unne.edu.ar:123456789/51993

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network_acronym_str RIUNNE
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network_name_str Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE)
spelling 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)
collection Repositorio Institucional de la Universidad Nacional del Nordeste (UNNE)
instname_str Universidad Nacional del Nordeste
repository.name.fl_str_mv 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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