Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve
Autor(a) principal: | |
---|---|
Data de Publicação: | 2010 |
Tipo de documento: | Dissertação |
Idioma: | por |
Título da fonte: | LOCUS Repositório Institucional da UFV |
Texto Completo: | http://locus.ufv.br/handle/123456789/4393 |
Resumo: | An investigation was carried on observing the potential antagonism of 324 resident bacteria in the phylloplane of collards, grouped in: those producing fluorescent pigments; those forming endospores; and other antagonists. They were tested against alternaria leaf spot, caused by Alternaria brassicicola, and black rot, caused by Xanthomonas campestris pv. campestris. The selection was based on screening tests by means of in vitro and in vivo experiments in a greenhouse using mass selection and confirmation of the potential of biocontrol agents. Ten isolated one were selected for the control of each pathogen. In order to study the mechanism involved in biocontrol, 20 isolated ones were characterized using different mechanisms of antagonism to reduce black rot and alternaria leaf spot. The strain UFV-215 gave the control for Alternaria leaf spot and the isolate UFV-247 for black rot. Both strains were consistent in vitro tests and to reduce both diseases on cabbage. Both bacteria showed efficiency as biocontrol agents against the diseases in greenhouse experiments, showing great potential for utilization under field conditions. |
id |
UFV_5c60b7c3f530ca9758f4ea9e6819b1f8 |
---|---|
oai_identifier_str |
oai:locus.ufv.br:123456789/4393 |
network_acronym_str |
UFV |
network_name_str |
LOCUS Repositório Institucional da UFV |
repository_id_str |
2145 |
spelling |
Ocampos, Cristhian Javier GrabowskiMaffia, Luiz Antôniohttp://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4783229P9Rodrigues, Fabrício de ávilahttp://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4709080E6Oliveira, José Rogério dehttp://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4785966E6Mizubuti, Eduardo Seiti Gomidehttp://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4785633J8Paula Júnior, Trazilbo José dehttp://lattes.cnpq.br/78992760970188762015-03-26T13:37:45Z2012-03-142015-03-26T13:37:45Z2010-12-15OCAMPOS, Cristhian Javier Grabowski. Bacteria isolated from the phylloplane and biocontrol of alternaria diseases and black rot of collards. 2010. 50 f. Dissertação (Mestrado em Etiologia; Epidemiologia; Controle) - Universidade Federal de Viçosa, Viçosa, 2010.http://locus.ufv.br/handle/123456789/4393An investigation was carried on observing the potential antagonism of 324 resident bacteria in the phylloplane of collards, grouped in: those producing fluorescent pigments; those forming endospores; and other antagonists. They were tested against alternaria leaf spot, caused by Alternaria brassicicola, and black rot, caused by Xanthomonas campestris pv. campestris. The selection was based on screening tests by means of in vitro and in vivo experiments in a greenhouse using mass selection and confirmation of the potential of biocontrol agents. Ten isolated one were selected for the control of each pathogen. In order to study the mechanism involved in biocontrol, 20 isolated ones were characterized using different mechanisms of antagonism to reduce black rot and alternaria leaf spot. The strain UFV-215 gave the control for Alternaria leaf spot and the isolate UFV-247 for black rot. Both strains were consistent in vitro tests and to reduce both diseases on cabbage. Both bacteria showed efficiency as biocontrol agents against the diseases in greenhouse experiments, showing great potential for utilization under field conditions.Investigou-se o potencial antagônico de 324 bactérias residentes do filoplano da couve, agrupadas em produtoras de pigmentos fluorescentes, formadoras de endósporo e outras como antagonistas contra Alternaria brassicicola, agente causal da alternariose e Xanthomonas campestris pv. campestris, agente causal da podridão negra das brássicas. A seleção baseou-se em testes de seleção in vitro e experimentos in vivo em casa de vegetação, em duas etapas: seleção massal e confirmação da potencialidade dos agentes de biocontrole. Selecionaram-se dez isolados para o controle de cada patógeno. Para estudar o mecanismo envolvido no biocontrole, caracterizaram-se os 20 isolados em relação a diferentes mecanismos de antagonismo para controlar a alternariose e a podridão negra. Como mais promissores no experimento em casa de vegetação, destacaram-se o isolado UFV-215 para o controle da alternariose e o UFV-247 para o controle da podridão negra. Observou-se que os dois isolados foram compatíveis em testes in vitro e no controle das duas doenças em plantas de couve. Ambas as bactérias selecionadas apresentaram eficiência como agentes de biocontrole contra as doenças em estudo, em experimentos em casa de vegetação, demonstrando grande potencial para utilização no campo.application/pdfporUniversidade Federal de ViçosaMestrado em FitopatologiaUFVBREtiologia; Epidemiologia; ControleFitobactériasPodridão negraMancha de alternariaPhytobacteriaBlack rotAlternaria spotCNPQ::CIENCIAS AGRARIAS::AGRONOMIA::FITOSSANIDADE::FITOPATOLOGIABactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couveBacteria isolated from the phylloplane and biocontrol of alternaria diseases and black rot of collardsinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/masterThesisinfo:eu-repo/semantics/openAccessreponame:LOCUS Repositório Institucional da UFVinstname:Universidade Federal de Viçosa (UFV)instacron:UFVORIGINALtexto completo.pdfapplication/pdf704373https://locus.ufv.br//bitstream/123456789/4393/1/texto%20completo.pdfcce9ca57dac417c0fb3d6c8baa3a4af9MD51TEXTtexto completo.pdf.txttexto completo.pdf.txtExtracted texttext/plain90639https://locus.ufv.br//bitstream/123456789/4393/2/texto%20completo.pdf.txt8fbf56a09c8f8703d43c37b214d71e58MD52THUMBNAILtexto completo.pdf.jpgtexto completo.pdf.jpgIM Thumbnailimage/jpeg3636https://locus.ufv.br//bitstream/123456789/4393/3/texto%20completo.pdf.jpg20b5e0c6a92bca58cf215d53a4f20d81MD53123456789/43932016-04-10 23:09:51.848oai:locus.ufv.br:123456789/4393Repositório InstitucionalPUBhttps://www.locus.ufv.br/oai/requestfabiojreis@ufv.bropendoar:21452016-04-11T02:09:51LOCUS Repositório Institucional da UFV - Universidade Federal de Viçosa (UFV)false |
dc.title.por.fl_str_mv |
Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve |
dc.title.alternative.eng.fl_str_mv |
Bacteria isolated from the phylloplane and biocontrol of alternaria diseases and black rot of collards |
title |
Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve |
spellingShingle |
Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve Ocampos, Cristhian Javier Grabowski Fitobactérias Podridão negra Mancha de alternaria Phytobacteria Black rot Alternaria spot CNPQ::CIENCIAS AGRARIAS::AGRONOMIA::FITOSSANIDADE::FITOPATOLOGIA |
title_short |
Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve |
title_full |
Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve |
title_fullStr |
Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve |
title_full_unstemmed |
Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve |
title_sort |
Bactérias isoladas do filoplano no biocontrole da alternariose e da podridão negra da couve |
author |
Ocampos, Cristhian Javier Grabowski |
author_facet |
Ocampos, Cristhian Javier Grabowski |
author_role |
author |
dc.contributor.author.fl_str_mv |
Ocampos, Cristhian Javier Grabowski |
dc.contributor.advisor-co1.fl_str_mv |
Maffia, Luiz Antônio |
dc.contributor.advisor-co1Lattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4783229P9 |
dc.contributor.advisor-co2.fl_str_mv |
Rodrigues, Fabrício de ávila |
dc.contributor.advisor-co2Lattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4709080E6 |
dc.contributor.advisor1.fl_str_mv |
Oliveira, José Rogério de |
dc.contributor.advisor1Lattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4785966E6 |
dc.contributor.referee1.fl_str_mv |
Mizubuti, Eduardo Seiti Gomide |
dc.contributor.referee1Lattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4785633J8 |
dc.contributor.referee2.fl_str_mv |
Paula Júnior, Trazilbo José de |
dc.contributor.referee2Lattes.fl_str_mv |
http://lattes.cnpq.br/7899276097018876 |
contributor_str_mv |
Maffia, Luiz Antônio Rodrigues, Fabrício de ávila Oliveira, José Rogério de Mizubuti, Eduardo Seiti Gomide Paula Júnior, Trazilbo José de |
dc.subject.por.fl_str_mv |
Fitobactérias Podridão negra Mancha de alternaria |
topic |
Fitobactérias Podridão negra Mancha de alternaria Phytobacteria Black rot Alternaria spot CNPQ::CIENCIAS AGRARIAS::AGRONOMIA::FITOSSANIDADE::FITOPATOLOGIA |
dc.subject.eng.fl_str_mv |
Phytobacteria Black rot Alternaria spot |
dc.subject.cnpq.fl_str_mv |
CNPQ::CIENCIAS AGRARIAS::AGRONOMIA::FITOSSANIDADE::FITOPATOLOGIA |
description |
An investigation was carried on observing the potential antagonism of 324 resident bacteria in the phylloplane of collards, grouped in: those producing fluorescent pigments; those forming endospores; and other antagonists. They were tested against alternaria leaf spot, caused by Alternaria brassicicola, and black rot, caused by Xanthomonas campestris pv. campestris. The selection was based on screening tests by means of in vitro and in vivo experiments in a greenhouse using mass selection and confirmation of the potential of biocontrol agents. Ten isolated one were selected for the control of each pathogen. In order to study the mechanism involved in biocontrol, 20 isolated ones were characterized using different mechanisms of antagonism to reduce black rot and alternaria leaf spot. The strain UFV-215 gave the control for Alternaria leaf spot and the isolate UFV-247 for black rot. Both strains were consistent in vitro tests and to reduce both diseases on cabbage. Both bacteria showed efficiency as biocontrol agents against the diseases in greenhouse experiments, showing great potential for utilization under field conditions. |
publishDate |
2010 |
dc.date.issued.fl_str_mv |
2010-12-15 |
dc.date.available.fl_str_mv |
2012-03-14 2015-03-26T13:37:45Z |
dc.date.accessioned.fl_str_mv |
2015-03-26T13:37:45Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/masterThesis |
format |
masterThesis |
status_str |
publishedVersion |
dc.identifier.citation.fl_str_mv |
OCAMPOS, Cristhian Javier Grabowski. Bacteria isolated from the phylloplane and biocontrol of alternaria diseases and black rot of collards. 2010. 50 f. Dissertação (Mestrado em Etiologia; Epidemiologia; Controle) - Universidade Federal de Viçosa, Viçosa, 2010. |
dc.identifier.uri.fl_str_mv |
http://locus.ufv.br/handle/123456789/4393 |
identifier_str_mv |
OCAMPOS, Cristhian Javier Grabowski. Bacteria isolated from the phylloplane and biocontrol of alternaria diseases and black rot of collards. 2010. 50 f. Dissertação (Mestrado em Etiologia; Epidemiologia; Controle) - Universidade Federal de Viçosa, Viçosa, 2010. |
url |
http://locus.ufv.br/handle/123456789/4393 |
dc.language.iso.fl_str_mv |
por |
language |
por |
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 |
Universidade Federal de Viçosa |
dc.publisher.program.fl_str_mv |
Mestrado em Fitopatologia |
dc.publisher.initials.fl_str_mv |
UFV |
dc.publisher.country.fl_str_mv |
BR |
dc.publisher.department.fl_str_mv |
Etiologia; Epidemiologia; Controle |
publisher.none.fl_str_mv |
Universidade Federal de Viçosa |
dc.source.none.fl_str_mv |
reponame:LOCUS Repositório Institucional da UFV instname:Universidade Federal de Viçosa (UFV) instacron:UFV |
instname_str |
Universidade Federal de Viçosa (UFV) |
instacron_str |
UFV |
institution |
UFV |
reponame_str |
LOCUS Repositório Institucional da UFV |
collection |
LOCUS Repositório Institucional da UFV |
bitstream.url.fl_str_mv |
https://locus.ufv.br//bitstream/123456789/4393/1/texto%20completo.pdf https://locus.ufv.br//bitstream/123456789/4393/2/texto%20completo.pdf.txt https://locus.ufv.br//bitstream/123456789/4393/3/texto%20completo.pdf.jpg |
bitstream.checksum.fl_str_mv |
cce9ca57dac417c0fb3d6c8baa3a4af9 8fbf56a09c8f8703d43c37b214d71e58 20b5e0c6a92bca58cf215d53a4f20d81 |
bitstream.checksumAlgorithm.fl_str_mv |
MD5 MD5 MD5 |
repository.name.fl_str_mv |
LOCUS Repositório Institucional da UFV - Universidade Federal de Viçosa (UFV) |
repository.mail.fl_str_mv |
fabiojreis@ufv.br |
_version_ |
1801212866607448064 |