Discriminating post-silking environmental effects on starch composition in maize kernels
- Autores
- Martínez, Roberto D.; Cirilo, Alfredo Gabriel; Cerrudo, Aníbal Alejandro; Andrade, Fernando Hector; Izquierdo, Natalia Gabriela
- Año de publicación
- 2019
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Maize (Zea mays L.) endosperms with high amylose proportion are harder and denser than endosperms with low amylose. Environmental conditions could affect amylose/starch ratio. The purpose of this work was to prove the effect of incident solar radiation, temperature, refertilization with nitrogen (N) and sulfur (S) and source/sink ratio during grain filling on maize amylose/starch ratio. The associations among changes in amylose/starch ratio and other grain components were also analyzed. We evaluated shading treatments in two periods during grain filling period. Fertilization treatments were evaluated by adding extra N and S per hectare in V15. Heating treatments were evaluated by increasing surface grain temperature during the grain filling period. Source/sink ratio was modified via defoliation and plant thinning. Variations in source/sink ratio or refertilization with N and S did not produce significant changes in starch composition. Increases in minimum temperature during early effective grain filling were related to decreases in starch percentage and to increases in amylose/starch ratio. Thus, future maize starch quality studies need to focus on thermal conditions during grain filling and on the metabolic steps involved. According to these results, management practices that imply a modification in temperature during the grain filling period affect starch composition.
EEA Pergamino
Fil: Martínez, Roberto D. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Cirilo, Alfredo Gabriel. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Pergamino. Ecofisiología; Argentina
Fil: Cerrudo, Anibal Alejandro. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina
Fil: Andrade, Fernando Hector. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciónes Científicas y Técnicas (CONICET); Argentina
Fil: Izquierdo, Natalia Gabriela. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciónes Científicas y Técnicas; Argentina - Fuente
- Journal of Cereal Science 87 : 150-156 (May 2019)
- Materia
-
Maíz
Temperatura
Granos
Defoliación
Almidón de Maíz
Maize
Temperature
Grain
Defoliation
Corn Starch
Refertilización
Llenado de grano - Nivel de accesibilidad
- acceso restringido
- Condiciones de uso
- Repositorio
- Institución
- Instituto Nacional de Tecnología Agropecuaria
- OAI Identificador
- oai:localhost:20.500.12123/5318
Ver los metadatos del registro completo
id |
INTADig_47865b5f346f7ef96cac685de3c0b9ad |
---|---|
oai_identifier_str |
oai:localhost:20.500.12123/5318 |
network_acronym_str |
INTADig |
repository_id_str |
l |
network_name_str |
INTA Digital (INTA) |
spelling |
Discriminating post-silking environmental effects on starch composition in maize kernelsMartínez, Roberto D.Cirilo, Alfredo GabrielCerrudo, Aníbal AlejandroAndrade, Fernando HectorIzquierdo, Natalia GabrielaMaízTemperaturaGranosDefoliaciónAlmidón de MaízMaizeTemperatureGrainDefoliationCorn StarchRefertilizaciónLlenado de granoMaize (Zea mays L.) endosperms with high amylose proportion are harder and denser than endosperms with low amylose. Environmental conditions could affect amylose/starch ratio. The purpose of this work was to prove the effect of incident solar radiation, temperature, refertilization with nitrogen (N) and sulfur (S) and source/sink ratio during grain filling on maize amylose/starch ratio. The associations among changes in amylose/starch ratio and other grain components were also analyzed. We evaluated shading treatments in two periods during grain filling period. Fertilization treatments were evaluated by adding extra N and S per hectare in V15. Heating treatments were evaluated by increasing surface grain temperature during the grain filling period. Source/sink ratio was modified via defoliation and plant thinning. Variations in source/sink ratio or refertilization with N and S did not produce significant changes in starch composition. Increases in minimum temperature during early effective grain filling were related to decreases in starch percentage and to increases in amylose/starch ratio. Thus, future maize starch quality studies need to focus on thermal conditions during grain filling and on the metabolic steps involved. According to these results, management practices that imply a modification in temperature during the grain filling period affect starch composition.EEA PergaminoFil: Martínez, Roberto D. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Cirilo, Alfredo Gabriel. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Pergamino. Ecofisiología; ArgentinaFil: Cerrudo, Anibal Alejandro. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; ArgentinaFil: Andrade, Fernando Hector. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciónes Científicas y Técnicas (CONICET); ArgentinaFil: Izquierdo, Natalia Gabriela. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciónes Científicas y Técnicas; ArgentinaElsevier2019-06-14T11:39:33Z2019-06-14T11:39:33Z2019-05info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfhttps://www.sciencedirect.com/science/article/pii/S0733521018309226http://hdl.handle.net/20.500.12123/53180733-5210https://doi.org/10.1016/j.jcs.2019.03.011Journal of Cereal Science 87 : 150-156 (May 2019)reponame:INTA Digital (INTA)instname:Instituto Nacional de Tecnología Agropecuariaenginfo:eu-repo/semantics/restrictedAccess2025-09-29T13:44:41Zoai:localhost:20.500.12123/5318instacron: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 13:44:41.863INTA Digital (INTA) - Instituto Nacional de Tecnología Agropecuariafalse |
dc.title.none.fl_str_mv |
Discriminating post-silking environmental effects on starch composition in maize kernels |
title |
Discriminating post-silking environmental effects on starch composition in maize kernels |
spellingShingle |
Discriminating post-silking environmental effects on starch composition in maize kernels Martínez, Roberto D. Maíz Temperatura Granos Defoliación Almidón de Maíz Maize Temperature Grain Defoliation Corn Starch Refertilización Llenado de grano |
title_short |
Discriminating post-silking environmental effects on starch composition in maize kernels |
title_full |
Discriminating post-silking environmental effects on starch composition in maize kernels |
title_fullStr |
Discriminating post-silking environmental effects on starch composition in maize kernels |
title_full_unstemmed |
Discriminating post-silking environmental effects on starch composition in maize kernels |
title_sort |
Discriminating post-silking environmental effects on starch composition in maize kernels |
dc.creator.none.fl_str_mv |
Martínez, Roberto D. Cirilo, Alfredo Gabriel Cerrudo, Aníbal Alejandro Andrade, Fernando Hector Izquierdo, Natalia Gabriela |
author |
Martínez, Roberto D. |
author_facet |
Martínez, Roberto D. Cirilo, Alfredo Gabriel Cerrudo, Aníbal Alejandro Andrade, Fernando Hector Izquierdo, Natalia Gabriela |
author_role |
author |
author2 |
Cirilo, Alfredo Gabriel Cerrudo, Aníbal Alejandro Andrade, Fernando Hector Izquierdo, Natalia Gabriela |
author2_role |
author author author author |
dc.subject.none.fl_str_mv |
Maíz Temperatura Granos Defoliación Almidón de Maíz Maize Temperature Grain Defoliation Corn Starch Refertilización Llenado de grano |
topic |
Maíz Temperatura Granos Defoliación Almidón de Maíz Maize Temperature Grain Defoliation Corn Starch Refertilización Llenado de grano |
dc.description.none.fl_txt_mv |
Maize (Zea mays L.) endosperms with high amylose proportion are harder and denser than endosperms with low amylose. Environmental conditions could affect amylose/starch ratio. The purpose of this work was to prove the effect of incident solar radiation, temperature, refertilization with nitrogen (N) and sulfur (S) and source/sink ratio during grain filling on maize amylose/starch ratio. The associations among changes in amylose/starch ratio and other grain components were also analyzed. We evaluated shading treatments in two periods during grain filling period. Fertilization treatments were evaluated by adding extra N and S per hectare in V15. Heating treatments were evaluated by increasing surface grain temperature during the grain filling period. Source/sink ratio was modified via defoliation and plant thinning. Variations in source/sink ratio or refertilization with N and S did not produce significant changes in starch composition. Increases in minimum temperature during early effective grain filling were related to decreases in starch percentage and to increases in amylose/starch ratio. Thus, future maize starch quality studies need to focus on thermal conditions during grain filling and on the metabolic steps involved. According to these results, management practices that imply a modification in temperature during the grain filling period affect starch composition. EEA Pergamino Fil: Martínez, Roberto D. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Cirilo, Alfredo Gabriel. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Pergamino. Ecofisiología; Argentina Fil: Cerrudo, Anibal Alejandro. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Andrade, Fernando Hector. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciónes Científicas y Técnicas (CONICET); Argentina Fil: Izquierdo, Natalia Gabriela. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Consejo Nacional de Investigaciónes Científicas y Técnicas; Argentina |
description |
Maize (Zea mays L.) endosperms with high amylose proportion are harder and denser than endosperms with low amylose. Environmental conditions could affect amylose/starch ratio. The purpose of this work was to prove the effect of incident solar radiation, temperature, refertilization with nitrogen (N) and sulfur (S) and source/sink ratio during grain filling on maize amylose/starch ratio. The associations among changes in amylose/starch ratio and other grain components were also analyzed. We evaluated shading treatments in two periods during grain filling period. Fertilization treatments were evaluated by adding extra N and S per hectare in V15. Heating treatments were evaluated by increasing surface grain temperature during the grain filling period. Source/sink ratio was modified via defoliation and plant thinning. Variations in source/sink ratio or refertilization with N and S did not produce significant changes in starch composition. Increases in minimum temperature during early effective grain filling were related to decreases in starch percentage and to increases in amylose/starch ratio. Thus, future maize starch quality studies need to focus on thermal conditions during grain filling and on the metabolic steps involved. According to these results, management practices that imply a modification in temperature during the grain filling period affect starch composition. |
publishDate |
2019 |
dc.date.none.fl_str_mv |
2019-06-14T11:39:33Z 2019-06-14T11:39:33Z 2019-05 |
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 |
https://www.sciencedirect.com/science/article/pii/S0733521018309226 http://hdl.handle.net/20.500.12123/5318 0733-5210 https://doi.org/10.1016/j.jcs.2019.03.011 |
url |
https://www.sciencedirect.com/science/article/pii/S0733521018309226 http://hdl.handle.net/20.500.12123/5318 https://doi.org/10.1016/j.jcs.2019.03.011 |
identifier_str_mv |
0733-5210 |
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 |
Elsevier |
publisher.none.fl_str_mv |
Elsevier |
dc.source.none.fl_str_mv |
Journal of Cereal Science 87 : 150-156 (May 2019) 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 |
_version_ |
1844619134963286016 |
score |
12.559606 |