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Helicoverpa armigera single nucleopolyhedrovirus (hearsnpv) genotypes, method of producing same and use as a biological control agent

Authors: Arrizubieta, Maite; Simón, Oihane; Caballero, Primitivo; Williams, Trevor G.;

Helicoverpa armigera single nucleopolyhedrovirus (hearsnpv) genotypes, method of producing same and use as a biological control agent

Abstract

[ES] Se describen dos nuevos genotipos del nucleopoliedrovirus simple de Helicoverpa armigera, HearSNPV, HearSNPV-SP1B y HearSNPV-LB6, cada uno procedente de mezclas de genotipos obtenidas de localizaciones y cultivos diferentes. Cada uno de ellos tiene una actividad insecticida específica frente a larvas de H. armigera comparable a la de los insecticidas comerciales habituales. Además, la mezcla de los dos genotipos, particularmente en proporción 1:1 con viriones co-ocluidos de genotipos mezclados, es capaz de controlar las plagas de H. armigera en cultivo de tomate, siendo tan eficaz como los insecticidas utilizados habitualmente, químicos o biológicos. Su uso como bioinsecticida representa una tecnología segura para los vertebrados, por ser específico de artrópodos. Además puede producirse con facilidad y buen rendimiento por inoculación oral de larvas de H. armigera con cuerpos de oclusión de HearSNPV.

[EN] Two new Helicoverpa armigera single nucleopolyhedrovirus genotypes, HearSNPV, HearSNPV-SP1B and HearSNPV-LB6, each originating from mixtures of genotypes obtained from different locations and crops, are described. Each exhibits specific insecticidal activity against H. armigera larvae comparable to that of commonly used commercial insecticides. Further, mixing the two genotypes, especially in the ratio of 1:1, within co-occluded virions of the mixed genotypes, is capable of controlling H. armigera infestations of tomato crops and is as efficacious as commonly used chemical and biological insecticides. Their use as bioinsecticides is safe for vertebrates, in that they specifically target arthropods. In addition, they are easy to produce and good yields can be obtained by orally inoculating H. armigera larvae with HearSNPV occlusion bodies.

Universidad Pública de Navarra, Consejo Superior de Investigaciones Científicas (España), Instituto de Ecología A.C.

A1 Solicitud de patente con informe sobre el estado de la técnica

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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