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
- 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 Paspalum 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.
Fil: Brugnoli, Elsa Andrea. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina
Fil: Urbani, Mario Hugo. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina
Fil: Quarin, Camilo Luis. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina
Fil: Zilli, Alex Leonel. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina
Fil: Martínez, Eric Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina
Fil: Acuña, Carlos Alberto. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina - Materia
-
Apomixis
Polyploidy
Paspalum
Gene Flow
Population Diversity
Edta (Ethylenediaminetetraacetic Acid)
Issr (Intersimple Sequence Repeat)
Pcr (Polymerase Chain Reaction)
Tae (Trissodium Acetate-Ethylenediaminetetraacetic Acid)
Upgma (Unweighted Pair-Group Method Arithmetical Average)
Uv (Ultraviolet) - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/6174
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 AlbertoApomixisPolyploidyPaspalumGene FlowPopulation DiversityEdta (Ethylenediaminetetraacetic Acid)Issr (Intersimple Sequence Repeat)Pcr (Polymerase Chain Reaction)Tae (Trissodium Acetate-Ethylenediaminetetraacetic Acid)Upgma (Unweighted Pair-Group Method Arithmetical Average)Uv (Ultraviolet)https://purl.org/becyt/ford/4.1https://purl.org/becyt/ford/4Paspalum 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 Paspalum 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.Fil: Brugnoli, Elsa Andrea. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); ArgentinaFil: Urbani, Mario Hugo. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); ArgentinaFil: Quarin, Camilo Luis. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); ArgentinaFil: Zilli, Alex Leonel. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); ArgentinaFil: Martínez, Eric Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; ArgentinaFil: Acuña, Carlos Alberto. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); ArgentinaCrop Science Society of America2014-07info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/6174Brugnoli, Elsa Andrea; Urbani, Mario Hugo; Quarin, Camilo Luis; Zilli, Alex Leonel; Martínez, Eric Javier; et al.; Diversity in Apomictic Populations of Paspalum simplex Morong; Crop Science Society of America; Crop Science; 54; 4; 7-2014; 1656-16640011-183X1435-0653enginfo:eu-repo/semantics/altIdentifier/doi/info:eu-repo/semantics/altIdentifier/url/https://dl.sciencesocieties.org/publications/cs/abstracts/54/4/1656info:eu-repo/semantics/altIdentifier/doi/10.2135/cropsci2013.11.0780info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:12:51Zoai:ri.conicet.gov.ar:11336/6174instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 10:12:51.291CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
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 Apomixis Polyploidy Paspalum Gene Flow Population Diversity Edta (Ethylenediaminetetraacetic Acid) Issr (Intersimple Sequence Repeat) Pcr (Polymerase Chain Reaction) Tae (Trissodium Acetate-Ethylenediaminetetraacetic Acid) Upgma (Unweighted Pair-Group Method Arithmetical Average) Uv (Ultraviolet) |
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 |
Apomixis Polyploidy Paspalum Gene Flow Population Diversity Edta (Ethylenediaminetetraacetic Acid) Issr (Intersimple Sequence Repeat) Pcr (Polymerase Chain Reaction) Tae (Trissodium Acetate-Ethylenediaminetetraacetic Acid) Upgma (Unweighted Pair-Group Method Arithmetical Average) Uv (Ultraviolet) |
topic |
Apomixis Polyploidy Paspalum Gene Flow Population Diversity Edta (Ethylenediaminetetraacetic Acid) Issr (Intersimple Sequence Repeat) Pcr (Polymerase Chain Reaction) Tae (Trissodium Acetate-Ethylenediaminetetraacetic Acid) Upgma (Unweighted Pair-Group Method Arithmetical Average) Uv (Ultraviolet) |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/4.1 https://purl.org/becyt/ford/4 |
dc.description.none.fl_txt_mv |
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 Paspalum 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. Fil: Brugnoli, Elsa Andrea. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina Fil: Urbani, Mario Hugo. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina Fil: Quarin, Camilo Luis. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina Fil: Zilli, Alex Leonel. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina Fil: Martínez, Eric Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina Fil: Acuña, Carlos Alberto. Universidad Nacional del Nordeste. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Nordeste. Instituto de Botánica del Nordeste (i); Argentina |
description |
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 Paspalum 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. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014-07 |
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 |
http://hdl.handle.net/11336/6174 Brugnoli, Elsa Andrea; Urbani, Mario Hugo; Quarin, Camilo Luis; Zilli, Alex Leonel; Martínez, Eric Javier; et al.; Diversity in Apomictic Populations of Paspalum simplex Morong; Crop Science Society of America; Crop Science; 54; 4; 7-2014; 1656-1664 0011-183X 1435-0653 |
url |
http://hdl.handle.net/11336/6174 |
identifier_str_mv |
Brugnoli, Elsa Andrea; Urbani, Mario Hugo; Quarin, Camilo Luis; Zilli, Alex Leonel; Martínez, Eric Javier; et al.; Diversity in Apomictic Populations of Paspalum simplex Morong; Crop Science Society of America; Crop Science; 54; 4; 7-2014; 1656-1664 0011-183X 1435-0653 |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/ info:eu-repo/semantics/altIdentifier/url/https://dl.sciencesocieties.org/publications/cs/abstracts/54/4/1656 info:eu-repo/semantics/altIdentifier/doi/10.2135/cropsci2013.11.0780 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Crop Science Society of America |
publisher.none.fl_str_mv |
Crop Science Society of America |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844614039217373184 |
score |
13.070432 |