Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population
- Autores
- Mandolino, Cecilia Ines; D'andrea, Karina Elizabeth; Piedra, Carlina Victoria; Alvarez Prado, Santiago; Olmos, Sofia Eugenia; Cirilo, Alfredo Gabriel; Otegui, Maria Elena
- Año de publicación
- 2016
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The genetic control of maize kernel weight (KW) determination could be studied through its physiological and/ or compositional determinants. Our objective was to dissect the genetic control of maize KW by analyzing its physiological (KGR: kernel growth rate; KFD: kernel filling duration) and compositional (protein, oil, starch) determinants in a dent×flint Caribbean RIL population, which combines a broad genetic background with grains of high added value for industry. An additional objective was to determine the stability of the genetic control under contrasting growing conditions, for which soil nitrogen offer was modified across experiments. Heritability (H2 ) values were high for KW (H2 = 0.74) and intermediate for the other traits (from 0.62 to 0.42). Kernel weight had a strong correlation with KFD (r = 0.69), KGR (r = 0.60) and protein concentration (r = 0.56). Ten joint QTL with inconsistent effects across years and seven epistatic interactions were detected. Despite changes in effect size, most QTL were significant under both environments. Nine QTL were associated with variations in potential KW (KWP), mean KW, KGR and oil concentration, eight with variations in protein and starch concentration and seven with KFD. Epistatic interactions were related to regions with significant main effects. The most important finding was the existence of a common QTL for KWP, KGR and KFD on chromosome 5, for which there was no previous report. Results increased our knowledge on the genetic control of KW through its phenotypic and genetic correlation with KFD, confirming the need to explore different physiological strategies in different genetic backgrounds.
Fil: Mandolino, Cecilia Ines. Instituto Nacional de Tecnología Agropecuaria; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina
Fil: D'andrea, Karina Elizabeth. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina
Fil: Piedra, Carlina Victoria. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina
Fil: Alvarez Prado, Santiago. Institut National de la Recherche Agronomique; Francia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Olmos, Sofia Eugenia. Instituto Nacional de Tecnología Agropecuaria; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina
Fil: Cirilo, Alfredo Gabriel. Instituto Nacional de Tecnología Agropecuaria; Argentina
Fil: Otegui, Maria Elena. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina - Materia
-
MAIZE KERNEL WEIGHT
KERNEL GROWTH RATE
KERNEL FILLING DURATION
PROTEIN CONCENTRATION
QUANTITATIVE TRAIT LOCI - 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:11336/127421
Ver los metadatos del registro completo
id |
CONICETDig_2260d27b8fc793490d7d69ce038697c4 |
---|---|
oai_identifier_str |
oai:ri.conicet.gov.ar:11336/127421 |
network_acronym_str |
CONICETDig |
repository_id_str |
3498 |
network_name_str |
CONICET Digital (CONICET) |
spelling |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL populationMandolino, Cecilia InesD'andrea, Karina ElizabethPiedra, Carlina VictoriaAlvarez Prado, SantiagoOlmos, Sofia EugeniaCirilo, Alfredo GabrielOtegui, Maria ElenaMAIZE KERNEL WEIGHTKERNEL GROWTH RATEKERNEL FILLING DURATIONPROTEIN CONCENTRATIONQUANTITATIVE TRAIT LOCIhttps://purl.org/becyt/ford/4.4https://purl.org/becyt/ford/4The genetic control of maize kernel weight (KW) determination could be studied through its physiological and/ or compositional determinants. Our objective was to dissect the genetic control of maize KW by analyzing its physiological (KGR: kernel growth rate; KFD: kernel filling duration) and compositional (protein, oil, starch) determinants in a dent×flint Caribbean RIL population, which combines a broad genetic background with grains of high added value for industry. An additional objective was to determine the stability of the genetic control under contrasting growing conditions, for which soil nitrogen offer was modified across experiments. Heritability (H2 ) values were high for KW (H2 = 0.74) and intermediate for the other traits (from 0.62 to 0.42). Kernel weight had a strong correlation with KFD (r = 0.69), KGR (r = 0.60) and protein concentration (r = 0.56). Ten joint QTL with inconsistent effects across years and seven epistatic interactions were detected. Despite changes in effect size, most QTL were significant under both environments. Nine QTL were associated with variations in potential KW (KWP), mean KW, KGR and oil concentration, eight with variations in protein and starch concentration and seven with KFD. Epistatic interactions were related to regions with significant main effects. The most important finding was the existence of a common QTL for KWP, KGR and KFD on chromosome 5, for which there was no previous report. Results increased our knowledge on the genetic control of KW through its phenotypic and genetic correlation with KFD, confirming the need to explore different physiological strategies in different genetic backgrounds.Fil: Mandolino, Cecilia Ines. Instituto Nacional de Tecnología Agropecuaria; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; ArgentinaFil: D'andrea, Karina Elizabeth. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; ArgentinaFil: Piedra, Carlina Victoria. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; ArgentinaFil: Alvarez Prado, Santiago. Institut National de la Recherche Agronomique; Francia. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Olmos, Sofia Eugenia. Instituto Nacional de Tecnología Agropecuaria; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; ArgentinaFil: Cirilo, Alfredo Gabriel. Instituto Nacional de Tecnología Agropecuaria; ArgentinaFil: Otegui, Maria Elena. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; ArgentinaMaydica-ist Sper Cerealicoltur2016-12info: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/11336/127421Mandolino, Cecilia Ines; D'andrea, Karina Elizabeth; Piedra, Carlina Victoria; Alvarez Prado, Santiago; Olmos, Sofia Eugenia; et al.; Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population; Maydica-ist Sper Cerealicoltur; Maydica; 61; 4; 12-2016; 1-132279-8013CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://journals-crea.4science.it/index.php/maydica/article/view/1557info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:49:35Zoai:ri.conicet.gov.ar:11336/127421instacron: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 09:49:35.479CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population |
title |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population |
spellingShingle |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population Mandolino, Cecilia Ines MAIZE KERNEL WEIGHT KERNEL GROWTH RATE KERNEL FILLING DURATION PROTEIN CONCENTRATION QUANTITATIVE TRAIT LOCI |
title_short |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population |
title_full |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population |
title_fullStr |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population |
title_full_unstemmed |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population |
title_sort |
Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population |
dc.creator.none.fl_str_mv |
Mandolino, Cecilia Ines D'andrea, Karina Elizabeth Piedra, Carlina Victoria Alvarez Prado, Santiago Olmos, Sofia Eugenia Cirilo, Alfredo Gabriel Otegui, Maria Elena |
author |
Mandolino, Cecilia Ines |
author_facet |
Mandolino, Cecilia Ines D'andrea, Karina Elizabeth Piedra, Carlina Victoria Alvarez Prado, Santiago Olmos, Sofia Eugenia Cirilo, Alfredo Gabriel Otegui, Maria Elena |
author_role |
author |
author2 |
D'andrea, Karina Elizabeth Piedra, Carlina Victoria Alvarez Prado, Santiago Olmos, Sofia Eugenia Cirilo, Alfredo Gabriel Otegui, Maria Elena |
author2_role |
author author author author author author |
dc.subject.none.fl_str_mv |
MAIZE KERNEL WEIGHT KERNEL GROWTH RATE KERNEL FILLING DURATION PROTEIN CONCENTRATION QUANTITATIVE TRAIT LOCI |
topic |
MAIZE KERNEL WEIGHT KERNEL GROWTH RATE KERNEL FILLING DURATION PROTEIN CONCENTRATION QUANTITATIVE TRAIT LOCI |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/4.4 https://purl.org/becyt/ford/4 |
dc.description.none.fl_txt_mv |
The genetic control of maize kernel weight (KW) determination could be studied through its physiological and/ or compositional determinants. Our objective was to dissect the genetic control of maize KW by analyzing its physiological (KGR: kernel growth rate; KFD: kernel filling duration) and compositional (protein, oil, starch) determinants in a dent×flint Caribbean RIL population, which combines a broad genetic background with grains of high added value for industry. An additional objective was to determine the stability of the genetic control under contrasting growing conditions, for which soil nitrogen offer was modified across experiments. Heritability (H2 ) values were high for KW (H2 = 0.74) and intermediate for the other traits (from 0.62 to 0.42). Kernel weight had a strong correlation with KFD (r = 0.69), KGR (r = 0.60) and protein concentration (r = 0.56). Ten joint QTL with inconsistent effects across years and seven epistatic interactions were detected. Despite changes in effect size, most QTL were significant under both environments. Nine QTL were associated with variations in potential KW (KWP), mean KW, KGR and oil concentration, eight with variations in protein and starch concentration and seven with KFD. Epistatic interactions were related to regions with significant main effects. The most important finding was the existence of a common QTL for KWP, KGR and KFD on chromosome 5, for which there was no previous report. Results increased our knowledge on the genetic control of KW through its phenotypic and genetic correlation with KFD, confirming the need to explore different physiological strategies in different genetic backgrounds. Fil: Mandolino, Cecilia Ines. Instituto Nacional de Tecnología Agropecuaria; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina Fil: D'andrea, Karina Elizabeth. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina Fil: Piedra, Carlina Victoria. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina Fil: Alvarez Prado, Santiago. Institut National de la Recherche Agronomique; Francia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Olmos, Sofia Eugenia. Instituto Nacional de Tecnología Agropecuaria; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina Fil: Cirilo, Alfredo Gabriel. Instituto Nacional de Tecnología Agropecuaria; Argentina Fil: Otegui, Maria Elena. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Producción Vegetal. Cátedra de Producción Vegetal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario; Argentina |
description |
The genetic control of maize kernel weight (KW) determination could be studied through its physiological and/ or compositional determinants. Our objective was to dissect the genetic control of maize KW by analyzing its physiological (KGR: kernel growth rate; KFD: kernel filling duration) and compositional (protein, oil, starch) determinants in a dent×flint Caribbean RIL population, which combines a broad genetic background with grains of high added value for industry. An additional objective was to determine the stability of the genetic control under contrasting growing conditions, for which soil nitrogen offer was modified across experiments. Heritability (H2 ) values were high for KW (H2 = 0.74) and intermediate for the other traits (from 0.62 to 0.42). Kernel weight had a strong correlation with KFD (r = 0.69), KGR (r = 0.60) and protein concentration (r = 0.56). Ten joint QTL with inconsistent effects across years and seven epistatic interactions were detected. Despite changes in effect size, most QTL were significant under both environments. Nine QTL were associated with variations in potential KW (KWP), mean KW, KGR and oil concentration, eight with variations in protein and starch concentration and seven with KFD. Epistatic interactions were related to regions with significant main effects. The most important finding was the existence of a common QTL for KWP, KGR and KFD on chromosome 5, for which there was no previous report. Results increased our knowledge on the genetic control of KW through its phenotypic and genetic correlation with KFD, confirming the need to explore different physiological strategies in different genetic backgrounds. |
publishDate |
2016 |
dc.date.none.fl_str_mv |
2016-12 |
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/11336/127421 Mandolino, Cecilia Ines; D'andrea, Karina Elizabeth; Piedra, Carlina Victoria; Alvarez Prado, Santiago; Olmos, Sofia Eugenia; et al.; Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population; Maydica-ist Sper Cerealicoltur; Maydica; 61; 4; 12-2016; 1-13 2279-8013 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/127421 |
identifier_str_mv |
Mandolino, Cecilia Ines; D'andrea, Karina Elizabeth; Piedra, Carlina Victoria; Alvarez Prado, Santiago; Olmos, Sofia Eugenia; et al.; Kernel weight in maize: genetic control of its physiological and compositional determinants in a dent × flint-caribbean RIL population; Maydica-ist Sper Cerealicoltur; Maydica; 61; 4; 12-2016; 1-13 2279-8013 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/https://journals-crea.4science.it/index.php/maydica/article/view/1557 |
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 |
Maydica-ist Sper Cerealicoltur |
publisher.none.fl_str_mv |
Maydica-ist Sper Cerealicoltur |
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 |
_version_ |
1844613533934813184 |
score |
13.070432 |