Relation between web-blight disease and common bean yield
Autor(a) principal: | |
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Data de Publicação: | 2014 |
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/16371 |
Resumo: | The disease-yield relationship was studied in web-blight (Thanatephorus cucumeris Frank.) of common beans (Phaseolus vulgaris L.) under humid tropic conditions of Transamazon region. Data obtained from 24 different epidemics regulated by the application of fungicidal sprays were utilized. Three methods were tested for relating disease severities to grain yield: 1. critical-point method, 2. multiple-point method, 3. area under disease progress curve. There was no correlation between disease severities at vegetative growth stage and yield. Pod-filling stage was identified as critical for relating disease to grain yield in the cultivar Rico-23. The results further demonstrated that the loss in yield could be determined with reasonable accuracy utilizing the critical-point model. |
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Relation between web-blight disease and common bean yieldRelação entre murcha da teia micélica e produção no feijoeiro comumRhizoctonia mecrosclerotia; loss estimates; dry beans; Phaseolus vulgaris Lmeia; Rhizoctonia microsclerotia; estimativa de perdas; Phaseolus vulgaris L; feijões secosThe disease-yield relationship was studied in web-blight (Thanatephorus cucumeris Frank.) of common beans (Phaseolus vulgaris L.) under humid tropic conditions of Transamazon region. Data obtained from 24 different epidemics regulated by the application of fungicidal sprays were utilized. Three methods were tested for relating disease severities to grain yield: 1. critical-point method, 2. multiple-point method, 3. area under disease progress curve. There was no correlation between disease severities at vegetative growth stage and yield. Pod-filling stage was identified as critical for relating disease to grain yield in the cultivar Rico-23. The results further demonstrated that the loss in yield could be determined with reasonable accuracy utilizing the critical-point model.O relacionamento entre murcha da teia micélica (Thanatephorus cucumeris Frank.) do feijoeiro comum (Phaseolus vulgaris L.) e produção de grãos foi estudado em condições de Trópico Úmido na região da Transamazônica. Utilizaram-se os dados obtidos de 24 diferentes epidemias reguladas com aplicações de fungicidas, em condições de campo. Foram testados três métodos para relacionar severidade de doença com rendimento: 1. método de ponto crítico; 2. método de pontos múltiplos; e 3. área sob curva de progresso de doença. Não houve correlação entre severidade de doença no estádio vegetativo e produção de grãos. A fase de enchimento de vagens foi identificada como ponto crítico para relacionar severidade de doença com produção de grãos da cultivar Rico 23. Os resultados demonstraram que para a determinação de perda em produção de grãos de feijoeiro, causada por murcha da teia micélica, o modelo de ponto crítico é mais adequado.Pesquisa Agropecuaria BrasileiraPesquisa Agropecuária BrasileiraPrabhu, Anne SitaramaPolaro, Raimundo HumbertoCorrea, João Roberto VianaSilva, José Francisco de Assis F. daZimmermann, Francisco José P.2014-04-15info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://seer.sct.embrapa.br/index.php/pab/article/view/16371Pesquisa Agropecuaria Brasileira; v.17, n.11, nov. 1982; 1607-1613Pesquisa Agropecuária Brasileira; v.17, n.11, nov. 1982; 1607-16131678-39210100-104xreponame:Pesquisa Agropecuária Brasileira (Online)instname:Empresa Brasileira de Pesquisa Agropecuária (Embrapa)instacron:EMBRAPAporhttps://seer.sct.embrapa.br/index.php/pab/article/view/16371/10603info:eu-repo/semantics/openAccess2014-04-15T19:48:24Zoai:ojs.seer.sct.embrapa.br:article/16371Revistahttp://seer.sct.embrapa.br/index.php/pabPRIhttps://old.scielo.br/oai/scielo-oai.phppab@sct.embrapa.br || sct.pab@embrapa.br1678-39210100-204Xopendoar:2014-04-15T19:48:24Pesquisa Agropecuária Brasileira (Online) - Empresa Brasileira de Pesquisa Agropecuária (Embrapa)false |
dc.title.none.fl_str_mv |
Relation between web-blight disease and common bean yield Relação entre murcha da teia micélica e produção no feijoeiro comum |
title |
Relation between web-blight disease and common bean yield |
spellingShingle |
Relation between web-blight disease and common bean yield Prabhu, Anne Sitarama Rhizoctonia mecrosclerotia; loss estimates; dry beans; Phaseolus vulgaris L meia; Rhizoctonia microsclerotia; estimativa de perdas; Phaseolus vulgaris L; feijões secos |
title_short |
Relation between web-blight disease and common bean yield |
title_full |
Relation between web-blight disease and common bean yield |
title_fullStr |
Relation between web-blight disease and common bean yield |
title_full_unstemmed |
Relation between web-blight disease and common bean yield |
title_sort |
Relation between web-blight disease and common bean yield |
author |
Prabhu, Anne Sitarama |
author_facet |
Prabhu, Anne Sitarama Polaro, Raimundo Humberto Correa, João Roberto Viana Silva, José Francisco de Assis F. da Zimmermann, Francisco José P. |
author_role |
author |
author2 |
Polaro, Raimundo Humberto Correa, João Roberto Viana Silva, José Francisco de Assis F. da Zimmermann, Francisco José P. |
author2_role |
author author author author |
dc.contributor.none.fl_str_mv |
|
dc.contributor.author.fl_str_mv |
Prabhu, Anne Sitarama Polaro, Raimundo Humberto Correa, João Roberto Viana Silva, José Francisco de Assis F. da Zimmermann, Francisco José P. |
dc.subject.por.fl_str_mv |
Rhizoctonia mecrosclerotia; loss estimates; dry beans; Phaseolus vulgaris L meia; Rhizoctonia microsclerotia; estimativa de perdas; Phaseolus vulgaris L; feijões secos |
topic |
Rhizoctonia mecrosclerotia; loss estimates; dry beans; Phaseolus vulgaris L meia; Rhizoctonia microsclerotia; estimativa de perdas; Phaseolus vulgaris L; feijões secos |
description |
The disease-yield relationship was studied in web-blight (Thanatephorus cucumeris Frank.) of common beans (Phaseolus vulgaris L.) under humid tropic conditions of Transamazon region. Data obtained from 24 different epidemics regulated by the application of fungicidal sprays were utilized. Three methods were tested for relating disease severities to grain yield: 1. critical-point method, 2. multiple-point method, 3. area under disease progress curve. There was no correlation between disease severities at vegetative growth stage and yield. Pod-filling stage was identified as critical for relating disease to grain yield in the cultivar Rico-23. The results further demonstrated that the loss in yield could be determined with reasonable accuracy utilizing the critical-point model. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014-04-15 |
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/16371 |
url |
https://seer.sct.embrapa.br/index.php/pab/article/view/16371 |
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/16371/10603 |
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.17, n.11, nov. 1982; 1607-1613 Pesquisa Agropecuária Brasileira; v.17, n.11, nov. 1982; 1607-1613 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 |
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