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dc.contributor.author
Eliceche, Daiana Pamela
dc.contributor.author
Belaich, Mariano Nicolas
dc.contributor.author
Ghiringhelli, Pablo Daniel
dc.contributor.author
Achinelly, Maria Fernanda
dc.date.available
2018-11-09T18:56:43Z
dc.date.issued
2017-07
dc.identifier.citation
Eliceche, Daiana Pamela; Belaich, Mariano Nicolas; Ghiringhelli, Pablo Daniel; Achinelly, Maria Fernanda; Heterorhabditis bacteriophora pampean-strain VEli (Nematoda): identification and
pathogenicity against the strawberry pest Lobiopa insularis (Coleoptera: Nitidulidae); Sociedad Colombiana de Entomologia; Revista Colombiana de Entomología; 43; 2; 7-2017; 223-232
dc.identifier.issn
0120-0488
dc.identifier.uri
http://hdl.handle.net/11336/64124
dc.description.abstract
The pampean region in the Buenos Aires province of Argentina is a major horticultural area. Biological pesticides to control pest insects available in the market are scarce in this country and nonexistent based on entomonematodes. In this paper, we characterized a native entomopathogenic nematode isolated from soil in the pampas, and evaluated its infectivity and reproductive capacity in the strawberry sap beetle Lobiopa insularis. Morphological and molecular-genetic analysis determined this isolate to be a nematode of Heterorhabditis bacteriophora, thereafter designated as the VEli strain. A 901-bp genomic-DNA fragment was isolated (GenBank Accesion No KJ575524). The new strain was pathogenic against L. insularis. In 200 ml containers with autoclaved clay soil (100 ml), at concentrations of 1,000; 5,000 and 10, 000 IJs, mortality in larvae ranged from 25 to 77 %. At a concentration of 10,000 IJs, infectivity was higher in larvae and pupae (77 ± 20% and 64 ± 25 %, respectively) than in adults (2.2 ± 1.1 %). The lethal concentration required to kill 50 and 90 % of the larvae (LC50 and LC90) over 10 days was 2,840 and 23,743 IJs. Differences were observed in the parasitism levels and emergence time of IJs between concentrations and stages, although not for production. Heterorhabditis bacteriophora strain VEli is the first entomopathogenic nematode found to infect and kill L. insularis, capable of completing its life cycle in all strawberry sap beetle stages. This availability would enable the establishment and subsequent dispersal of the strain in strawberry fields. Finally, this report constitutes the first presentation of data on the morphological, morphometric, and molecular-genetic characterization of a native entomopathogenic nematode strain from the Buenos Aires province, Argentina.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Sociedad Colombiana de Entomologia
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Biological Control
dc.subject
Characterization
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Entomopathogenic Nematodes
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Heterorhabditidae
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Otras Ciencias Biológicas
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Ciencias Biológicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Heterorhabditis bacteriophora pampean-strain VEli (Nematoda): identification and
pathogenicity against the strawberry pest Lobiopa insularis (Coleoptera: Nitidulidae)
dc.title
Heterorhabditis bacteriophora cepa-VEli (nematoda): Identificación y patogenia sobre lobiopa insularis (coleoptera: Nitidulidae) plaga de la fresa
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2018-10-19T17:37:33Z
dc.journal.volume
43
dc.journal.number
2
dc.journal.pagination
223-232
dc.journal.pais
Colombia
dc.journal.ciudad
Bogota D.C.
dc.description.fil
Fil: Eliceche, Daiana Pamela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Centro de Estudios Parasitológicos y de Vectores. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo. Centro de Estudios Parasitológicos y de Vectores; Argentina
dc.description.fil
Fil: Belaich, Mariano Nicolas. Universidad Nacional de Quilmes; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Ghiringhelli, Pablo Daniel. Universidad Nacional de Quilmes; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Achinelly, Maria Fernanda. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Centro de Estudios Parasitológicos y de Vectores. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo. Centro de Estudios Parasitológicos y de Vectores; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.journal.title
Revista Colombiana de Entomología
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://sociedadyeconomia.univalle.edu.co/index.php/SOCOLEN/article/view/5947
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.25100/socolen.v43i2.5947
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