Physiological response of palm seeds to accelerated aging
Autor(a) principal: | |
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Data de Publicação: | 2004 |
Outros Autores: | |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Pesquisa Agropecuária Brasileira (Online) |
Texto Completo: | https://seer.sct.embrapa.br/index.php/pab/article/view/6785 |
Resumo: | The aim of this work was to evaluate the differences in seed physiological quality of four Palmae species submitted to accelerated aging. After harvest, the seeds of each species were exposed to accelerated aging (45ºC and 100% R.U.) during 0 (control), 12, 24, 36 and 48 hours. Euterpe edulis and Dypsis lutescens were sensible to accelerated aging and germination process was inhibited after 12 hours inside the camara. Roystonea oleracea and Phoenix reclinata were more tolerant than the other species, but exibited gradual decrease on seed vigor, as the time inside the camara increased. The critical period for some vigor parameters evaluated was 48 hours inside the camara. |
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Physiological response of palm seeds to accelerated agingResposta fisiológica de sementes de palmeiras ao envelhecimento aceleradoPalmae; storage potential; seed germination; viability; vigorPalmae; longevidade de sementes; armazenamento de sementes; vigor; germinação de sementesThe aim of this work was to evaluate the differences in seed physiological quality of four Palmae species submitted to accelerated aging. After harvest, the seeds of each species were exposed to accelerated aging (45ºC and 100% R.U.) during 0 (control), 12, 24, 36 and 48 hours. Euterpe edulis and Dypsis lutescens were sensible to accelerated aging and germination process was inhibited after 12 hours inside the camara. Roystonea oleracea and Phoenix reclinata were more tolerant than the other species, but exibited gradual decrease on seed vigor, as the time inside the camara increased. The critical period for some vigor parameters evaluated was 48 hours inside the camara.O objetivo deste trabalho foi avaliar a qualidade fisiológica de sementes de quatro espécies da família Palmae submetidas ao envelhecimento acelerado. Sementes recém-colhidas de cada uma das espécies foram expostas às condições de envelhecimento acelerado em câmara a 45ºC e 100% de UR, durante os períodos de 0 (controle), 12, 24, 36 e 48 horas. Sementes de Euterpe edulis e Dypsis lutescens foram sensíveis ao tratamento, sendo a germinação totalmente suprimida após 12 horas de permanência na câmara. As espécies Roystonea oleracea e Phoenix reclinata apresentaram sementes mais resistentes que as outras espécies, mas redução gradativa do vigor, de acordo com o aumento do período de exposição às condições de envelhecimento; o período de 48 horas foi crítico para determinados parâmetros de vigor avaliados.Pesquisa Agropecuaria BrasileiraPesquisa Agropecuária BrasileiraNegreiros, Gisele de Freitasde Andrade Perez, Sonia Cristina Juliano Gualtieri2004-04-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://seer.sct.embrapa.br/index.php/pab/article/view/6785Pesquisa Agropecuaria Brasileira; v.39, n.4, abr. 2004; 391-396Pesquisa Agropecuária Brasileira; v.39, n.4, abr. 2004; 391-3961678-39210100-104xreponame:Pesquisa Agropecuária Brasileira (Online)instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa)instacron:EMBRAPAporhttps://seer.sct.embrapa.br/index.php/pab/article/view/6785/3841info:eu-repo/semantics/openAccess2014-07-16T19:21:43Zoai:ojs.seer.sct.embrapa.br:article/6785Revistahttp://seer.sct.embrapa.br/index.php/pabPRIhttps://old.scielo.br/oai/scielo-oai.phppab@sct.embrapa.br || sct.pab@embrapa.br1678-39210100-204Xopendoar:2014-07-16T19:21:43Pesquisa Agropecuária Brasileira (Online) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa)false |
dc.title.none.fl_str_mv |
Physiological response of palm seeds to accelerated aging Resposta fisiológica de sementes de palmeiras ao envelhecimento acelerado |
title |
Physiological response of palm seeds to accelerated aging |
spellingShingle |
Physiological response of palm seeds to accelerated aging Negreiros, Gisele de Freitas Palmae; storage potential; seed germination; viability; vigor Palmae; longevidade de sementes; armazenamento de sementes; vigor; germinação de sementes |
title_short |
Physiological response of palm seeds to accelerated aging |
title_full |
Physiological response of palm seeds to accelerated aging |
title_fullStr |
Physiological response of palm seeds to accelerated aging |
title_full_unstemmed |
Physiological response of palm seeds to accelerated aging |
title_sort |
Physiological response of palm seeds to accelerated aging |
author |
Negreiros, Gisele de Freitas |
author_facet |
Negreiros, Gisele de Freitas de Andrade Perez, Sonia Cristina Juliano Gualtieri |
author_role |
author |
author2 |
de Andrade Perez, Sonia Cristina Juliano Gualtieri |
author2_role |
author |
dc.contributor.none.fl_str_mv |
|
dc.contributor.author.fl_str_mv |
Negreiros, Gisele de Freitas de Andrade Perez, Sonia Cristina Juliano Gualtieri |
dc.subject.por.fl_str_mv |
Palmae; storage potential; seed germination; viability; vigor Palmae; longevidade de sementes; armazenamento de sementes; vigor; germinação de sementes |
topic |
Palmae; storage potential; seed germination; viability; vigor Palmae; longevidade de sementes; armazenamento de sementes; vigor; germinação de sementes |
description |
The aim of this work was to evaluate the differences in seed physiological quality of four Palmae species submitted to accelerated aging. After harvest, the seeds of each species were exposed to accelerated aging (45ºC and 100% R.U.) during 0 (control), 12, 24, 36 and 48 hours. Euterpe edulis and Dypsis lutescens were sensible to accelerated aging and germination process was inhibited after 12 hours inside the camara. Roystonea oleracea and Phoenix reclinata were more tolerant than the other species, but exibited gradual decrease on seed vigor, as the time inside the camara increased. The critical period for some vigor parameters evaluated was 48 hours inside the camara. |
publishDate |
2004 |
dc.date.none.fl_str_mv |
2004-04-01 |
dc.type.none.fl_str_mv |
|
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://seer.sct.embrapa.br/index.php/pab/article/view/6785 |
url |
https://seer.sct.embrapa.br/index.php/pab/article/view/6785 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
https://seer.sct.embrapa.br/index.php/pab/article/view/6785/3841 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira Pesquisa Agropecuária Brasileira |
publisher.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira Pesquisa Agropecuária Brasileira |
dc.source.none.fl_str_mv |
Pesquisa Agropecuaria Brasileira; v.39, n.4, abr. 2004; 391-396 Pesquisa Agropecuária Brasileira; v.39, n.4, abr. 2004; 391-396 1678-3921 0100-104x reponame:Pesquisa Agropecuária Brasileira (Online) instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa) instacron:EMBRAPA |
instname_str |
Empresa Brasileira de Pesquisa Agropecuária (Embrapa) |
instacron_str |
EMBRAPA |
institution |
EMBRAPA |
reponame_str |
Pesquisa Agropecuária Brasileira (Online) |
collection |
Pesquisa Agropecuária Brasileira (Online) |
repository.name.fl_str_mv |
Pesquisa Agropecuária Brasileira (Online) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa) |
repository.mail.fl_str_mv |
pab@sct.embrapa.br || sct.pab@embrapa.br |
_version_ |
1793416654547320832 |