Yield components in wheat as a function of temperature during spikelet differentiation stage

Bibliographic Details
Main Author: Fioreze, Samuel Luiz
Publication Date: 2019
Other Authors: Vacari, Jonathan, Turek, Thais Lemos, Michelon, Luiz Henrique, Drun, Robson Pelissari
Format: Article
Language: por
Source: Revista de Ciências Agroveterinárias (Online)
Download full: https://periodicos.udesc.br/index.php/agroveterinaria/article/view/13196
Summary: A limiting factor for wheat crop expansion or off-season crop in the Brazilian Cerrado is the occurrence of elevated temperatures during cropping cycle. This study aimed to evaluate the effects of temperature during the spikelet differentiation stage on biometric and productive parameters of wheat cultivars. A greenhouse experiment was carried out under a randomized blocks design, organized in a 2 x 4 factorial scheme, with four replicates. Two day/night thermo periods (16/9 ˚C and 25/16 ˚C) were applied in four wheat cultivars (BRS 394, BRS 331, BRS Parrudo and BRS Guamirim) during the spikelet differentiation stage. Yield components were determined for individual tillers and for the whole plant. Both thermo periods do not affect yield components of wheat, either morphological and productive uniformity of tillers, which show large variation among wheat cultivars.
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spelling Yield components in wheat as a function of temperature during spikelet differentiation stageComponentes produtivos do trigo em função da temperatura no período de diferenciação de espiguetasTriticum aestivumtilleringyieldecophysiologyTriticum aestivumperfilhamentoprodutividadeecofisiologiaA limiting factor for wheat crop expansion or off-season crop in the Brazilian Cerrado is the occurrence of elevated temperatures during cropping cycle. This study aimed to evaluate the effects of temperature during the spikelet differentiation stage on biometric and productive parameters of wheat cultivars. A greenhouse experiment was carried out under a randomized blocks design, organized in a 2 x 4 factorial scheme, with four replicates. Two day/night thermo periods (16/9 ˚C and 25/16 ˚C) were applied in four wheat cultivars (BRS 394, BRS 331, BRS Parrudo and BRS Guamirim) during the spikelet differentiation stage. Yield components were determined for individual tillers and for the whole plant. Both thermo periods do not affect yield components of wheat, either morphological and productive uniformity of tillers, which show large variation among wheat cultivars.Um fator limitante para a expansão tritícola no Cerrado brasileiro ou para o cultivo em safrinha é a ocorrência de altas temperaturas no decorrer do ciclo da cultura. O presente trabalho teve como objetivo avaliar o efeito da temperatura durante o estádio de diferenciação de espiguetas sobre parâmetros biométricos e componentes produtivos de cultivares de trigo. O experimento foi conduzido em cultivo protegido com delineamento experimental de blocos casualizados, em esquema fatorial 2 x 4, com quatro repetições. Dois regimes de temperatura diurna e noturna (16/9 ˚C e 25/16 ˚C) foram utilizados em quatro cultivares de trigo (BRS 394, BRS 331, BRS Parrudo e BRS Guamirim) durante o período de diferenciação das espiguetas. Os componentes de produção foram avaliados em perfilhos individuais e na planta inteira. Os regimes de temperatura testados não afetam os componentes de rendimento da cultura, tampouco a uniformidade morfológica e produtiva dos perfilhos, parâmetros que apresentaram grande variação entre as cultivares testadas.Universidade do Estado de Santa Catarina2019-02-08info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://periodicos.udesc.br/index.php/agroveterinaria/article/view/1319610.5965/223811711812019024Revista de Ciências Agroveterinárias; Vol. 18 No. 1 (2019); 24-32Revista de Ciências Agroveterinárias; v. 18 n. 1 (2019); 24-322238-1171reponame:Revista de Ciências Agroveterinárias (Online)instname:Universidade do Estado de Santa Catarina (UDESC)instacron:UDESCporhttps://periodicos.udesc.br/index.php/agroveterinaria/article/view/13196/pdfCopyright (c) 2019 Revista de Ciências Agroveterinárias (Journal of Agroveterinary Sciences)info:eu-repo/semantics/openAccessFioreze, Samuel LuizVacari, JonathanTurek, Thais LemosMichelon, Luiz HenriqueDrun, Robson Pelissari2022-07-11T14:52:15Zoai::article/13196Revistahttps://periodicos.udesc.br/index.php/agroveterinaria/PUBhttps://periodicos.udesc.br/index.php/agroveterinaria/oairca.cav@udesc.br | portal.periodicos@udesc.brhttps://doi.org/10.5965/223811712238-11711676-9732opendoar:2022-07-11T14:52:15Revista de Ciências Agroveterinárias (Online) - Universidade do Estado de Santa Catarina (UDESC)false
dc.title.none.fl_str_mv Yield components in wheat as a function of temperature during spikelet differentiation stage
Componentes produtivos do trigo em função da temperatura no período de diferenciação de espiguetas
title Yield components in wheat as a function of temperature during spikelet differentiation stage
spellingShingle Yield components in wheat as a function of temperature during spikelet differentiation stage
Fioreze, Samuel Luiz
Triticum aestivum
tillering
yield
ecophysiology
Triticum aestivum
perfilhamento
produtividade
ecofisiologia
title_short Yield components in wheat as a function of temperature during spikelet differentiation stage
title_full Yield components in wheat as a function of temperature during spikelet differentiation stage
title_fullStr Yield components in wheat as a function of temperature during spikelet differentiation stage
title_full_unstemmed Yield components in wheat as a function of temperature during spikelet differentiation stage
title_sort Yield components in wheat as a function of temperature during spikelet differentiation stage
author Fioreze, Samuel Luiz
author_facet Fioreze, Samuel Luiz
Vacari, Jonathan
Turek, Thais Lemos
Michelon, Luiz Henrique
Drun, Robson Pelissari
author_role author
author2 Vacari, Jonathan
Turek, Thais Lemos
Michelon, Luiz Henrique
Drun, Robson Pelissari
author2_role author
author
author
author
dc.contributor.author.fl_str_mv Fioreze, Samuel Luiz
Vacari, Jonathan
Turek, Thais Lemos
Michelon, Luiz Henrique
Drun, Robson Pelissari
dc.subject.por.fl_str_mv Triticum aestivum
tillering
yield
ecophysiology
Triticum aestivum
perfilhamento
produtividade
ecofisiologia
topic Triticum aestivum
tillering
yield
ecophysiology
Triticum aestivum
perfilhamento
produtividade
ecofisiologia
description A limiting factor for wheat crop expansion or off-season crop in the Brazilian Cerrado is the occurrence of elevated temperatures during cropping cycle. This study aimed to evaluate the effects of temperature during the spikelet differentiation stage on biometric and productive parameters of wheat cultivars. A greenhouse experiment was carried out under a randomized blocks design, organized in a 2 x 4 factorial scheme, with four replicates. Two day/night thermo periods (16/9 ˚C and 25/16 ˚C) were applied in four wheat cultivars (BRS 394, BRS 331, BRS Parrudo and BRS Guamirim) during the spikelet differentiation stage. Yield components were determined for individual tillers and for the whole plant. Both thermo periods do not affect yield components of wheat, either morphological and productive uniformity of tillers, which show large variation among wheat cultivars.
publishDate 2019
dc.date.none.fl_str_mv 2019-02-08
dc.type.driver.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
format article
status_str publishedVersion
dc.identifier.uri.fl_str_mv https://periodicos.udesc.br/index.php/agroveterinaria/article/view/13196
10.5965/223811711812019024
url https://periodicos.udesc.br/index.php/agroveterinaria/article/view/13196
identifier_str_mv 10.5965/223811711812019024
dc.language.iso.fl_str_mv por
language por
dc.relation.none.fl_str_mv https://periodicos.udesc.br/index.php/agroveterinaria/article/view/13196/pdf
dc.rights.driver.fl_str_mv Copyright (c) 2019 Revista de Ciências Agroveterinárias (Journal of Agroveterinary Sciences)
info:eu-repo/semantics/openAccess
rights_invalid_str_mv Copyright (c) 2019 Revista de Ciências Agroveterinárias (Journal of Agroveterinary Sciences)
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv Universidade do Estado de Santa Catarina
publisher.none.fl_str_mv Universidade do Estado de Santa Catarina
dc.source.none.fl_str_mv Revista de Ciências Agroveterinárias; Vol. 18 No. 1 (2019); 24-32
Revista de Ciências Agroveterinárias; v. 18 n. 1 (2019); 24-32
2238-1171
reponame:Revista de Ciências Agroveterinárias (Online)
instname:Universidade do Estado de Santa Catarina (UDESC)
instacron:UDESC
instname_str Universidade do Estado de Santa Catarina (UDESC)
instacron_str UDESC
institution UDESC
reponame_str Revista de Ciências Agroveterinárias (Online)
collection Revista de Ciências Agroveterinárias (Online)
repository.name.fl_str_mv Revista de Ciências Agroveterinárias (Online) - Universidade do Estado de Santa Catarina (UDESC)
repository.mail.fl_str_mv rca.cav@udesc.br | portal.periodicos@udesc.br
_version_ 1842261008947609600

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