Biological control of Acanthoscelides obtectus and Zabrotes subfasciatus in stored dried beans
Fecha de publicación
2020-09-16ISSN
1386-6141
Resumen
This study assesses the feasibility of using natural enemies for the control of Acanthoscelides obtectus Say and Zabrotes subfasciatus Boheman (Coleoptera: Chrysomelidae), key pests of stored dried beans, Phaseolus vulgaris L. (Fabales: Fabaceae). The predatory mites Blattisocius tarsalis Berlese (Acari: Ascidae) and Amblyseius swirskii Athias-Henriot (Acari: Phytoseiidae) were able to prey on A. obtectus eggs, reducing the bruchid population by more than 60% under both controlled and warehouse conditions. Therefore, they show good potential as biological agents for controlling this pest. The larval parasitoids Anisopteromalus calandrae Howard and Lariophagus distinguendus Förster (Hymenoptera: Pteromalidae) were both moderately effective (34–38% reduction) at suppressing A. obtectus populations, but when A. calandrae was combined with B. tarsalis, a significant improvement in control efficacy (81% reduction in emergence) was observed. Therefore, the release of A. calandrae combined with B. tarsalis seems to be a promising strategy for controlling A. obtectus. Neither B. tarsalis nor A. swirskii were able to prey on Z. subfasciatus eggs. Only the parasitoid A. calandrae was moderately effective (39% reduction) at supressing Z. subfasciatus populations. Further testing is needed to identify other natural enemies that can complement the action of A. calandrae in reducing Z. subfasciatus populations.
Tipo de documento
Artículo
Versión del documento
Versión aceptada
Lengua
English
Materias (CDU)
632 - Enfermedades y protección de las plantas
Páginas
22
Publicado por
Springer
Publicado en
BioControl
Citación
Iturralde-García, Rey D., Cristina Castañé, Francisco J. Wong-Corral, and Jordi Riudavets. 2020. "Biological Control Of Acanthoscelides Obtectus And Zabrotes Subfasciatus In Stored Dried Beans". Biocontrol. doi:10.1007/s10526-020-10048-5.
Número del acuerdo de la subvención
INIA/Programa Estatal de I+D+I orientada a los retos de la sociedad/RTA2014-00006-C02-01/ES/Plagas que afectan a la industria agroalimentaria: control biológico y detección de una especie invasiva/
INIA/Programa Estatal de I+D+I orientada a los retos de la sociedad/RTI2018-095526-R-100/ES/Gestión integrada de plagas en el control biológico en grano almacenado/
Program
Protecció Vegetal Sostenible
Este ítem aparece en la(s) siguiente(s) colección(ones)
- ARTICLES CIENTÍFICS [2831]
Excepto si se señala otra cosa, la licencia del ítem se describe como http://creativecommons.org/licenses/by-nc-nd/4.0/