Lethal effect of Goniozus legneri on Cactoblastis cactorum: A potential biocontrol agent for inundative releases
Cactoblastis cactorum (Berg) (Lepidoptera: Pyralidae), the cactus moth, is native to South America with a widespread distribution in Argentina. The larvae consume the interior of Opuntia spp. (Cactaceae) plants. The moth was used as a biocontrol agent against invasive non-native Opuntia spp. in many...
| Autores principales: | , , , , , , , |
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| Formato: | Artículo |
| Lenguaje: | Inglés |
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Cambridge University Press
2024
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| Acceso en línea: | http://hdl.handle.net/20.500.12123/19272 https://www.cambridge.org/core/journals/bulletin-of-entomological-research/article/abs/lethal-effect-of-goniozus-legneri-on-cactoblastis-cactorum-a-potential-biocontrol-agent-for-inundative-releases/673E241972CAE6500A55938C95197379# https://doi.org/10.1017/S000748532300069X |
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| author | Varone, Laura Faltlhauser, Ana Claudia Fuentes Corona, Malena Garrido, Silvina Alejandra Cichon, Liliana Cecere, María Carla Hight, Stephen D. Bruzzone, Octavio Augusto |
| author_browse | Bruzzone, Octavio Augusto Cecere, María Carla Cichon, Liliana Faltlhauser, Ana Claudia Fuentes Corona, Malena Garrido, Silvina Alejandra Hight, Stephen D. Varone, Laura |
| author_facet | Varone, Laura Faltlhauser, Ana Claudia Fuentes Corona, Malena Garrido, Silvina Alejandra Cichon, Liliana Cecere, María Carla Hight, Stephen D. Bruzzone, Octavio Augusto |
| author_sort | Varone, Laura |
| collection | INTA Digital |
| description | Cactoblastis cactorum (Berg) (Lepidoptera: Pyralidae), the cactus moth, is native to South America with a widespread distribution in Argentina. The larvae consume the interior of Opuntia spp. (Cactaceae) plants. The moth was used as a biocontrol agent against invasive non-native Opuntia spp. in many countries around the world. The cactus moth arrived unintentionally in Florida, USA, expanded its range and threatened Opuntia-based agriculture and natural ecosystems in southern North America. The insect is also a pest of cultivated O. ficus-indica L. in Argentina. An endemic South American parasitoid, Goniozus legneri Gordth (Hymenoptera: Bethylidae), is used in inundative biological control programmes against lepidopteran pests. The goal of this work was to evaluate G. legneri as a biocontrol agent to be used in inundative releases against C. cactorum. Mortality of C. cactorum by G. legneri was assessed at different spatial scales, as well as the interactions with Apanteles opuntiarum Martínez & Berta (Hymenoptera: Braconidae), a common Argentine natural enemy of C. cactorum. The ability of G. legneri to paralyse, parasitise and kill C. cactorum was confirmed. The paralysis inflicted on C. cactorum larvae reduced larval damage to the plants by 85%. Using two parasitoid species increased the mortality of C. cactorum larvae, but it was highly dependent on the order of their arrival. The combined mortality caused by both parasitoids was higher than a single one, in particular when G. legneri arrived first (56 ± 1%), suggesting asymmetric competition due to the preference of G. legneri attacking previously parasitised larvae. Goniozus legneri has potential as an inundative biocontrol agent of C. cactorum, but its interaction with the classical biocontrol agent A. opuntiarum needs to be considered. |
| format | Artículo |
| id | INTA19272 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2024 |
| publishDateRange | 2024 |
| publishDateSort | 2024 |
| publisher | Cambridge University Press |
| publisherStr | Cambridge University Press |
| record_format | dspace |
| spelling | INTA192722024-09-06T10:35:05Z Lethal effect of Goniozus legneri on Cactoblastis cactorum: A potential biocontrol agent for inundative releases Varone, Laura Faltlhauser, Ana Claudia Fuentes Corona, Malena Garrido, Silvina Alejandra Cichon, Liliana Cecere, María Carla Hight, Stephen D. Bruzzone, Octavio Augusto Biological Control Parasitoids Control Biológico Opuntia Ficus-Indica Goniozus Parasitoides Apanteles Opuntiarum Cactus Moth Goniozus legneri Cactoblastis cactorum Cactoblastis cactorum (Berg) (Lepidoptera: Pyralidae), the cactus moth, is native to South America with a widespread distribution in Argentina. The larvae consume the interior of Opuntia spp. (Cactaceae) plants. The moth was used as a biocontrol agent against invasive non-native Opuntia spp. in many countries around the world. The cactus moth arrived unintentionally in Florida, USA, expanded its range and threatened Opuntia-based agriculture and natural ecosystems in southern North America. The insect is also a pest of cultivated O. ficus-indica L. in Argentina. An endemic South American parasitoid, Goniozus legneri Gordth (Hymenoptera: Bethylidae), is used in inundative biological control programmes against lepidopteran pests. The goal of this work was to evaluate G. legneri as a biocontrol agent to be used in inundative releases against C. cactorum. Mortality of C. cactorum by G. legneri was assessed at different spatial scales, as well as the interactions with Apanteles opuntiarum Martínez & Berta (Hymenoptera: Braconidae), a common Argentine natural enemy of C. cactorum. The ability of G. legneri to paralyse, parasitise and kill C. cactorum was confirmed. The paralysis inflicted on C. cactorum larvae reduced larval damage to the plants by 85%. Using two parasitoid species increased the mortality of C. cactorum larvae, but it was highly dependent on the order of their arrival. The combined mortality caused by both parasitoids was higher than a single one, in particular when G. legneri arrived first (56 ± 1%), suggesting asymmetric competition due to the preference of G. legneri attacking previously parasitised larvae. Goniozus legneri has potential as an inundative biocontrol agent of C. cactorum, but its interaction with the classical biocontrol agent A. opuntiarum needs to be considered. EEA Alto Valle Fil: Varone, Laura. Fundación para el Estudio de Especies Invasivas (FuEDEI); Argentina Fil: Varone, Laura. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Faltlhauser, Ana. Fundación para el Estudio de Especies Invasivas (FuEDEI); Argentina Fil: Faltlhauser, Ana. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Fuentes Corona, Malena. Fundación para el Estudio de Especies Invasivas (FuEDEI); Argentina Fil: Fuentes Corona, Malena. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Garrido, Silvina Alejandra. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Alto Valle; Argentina Fil: Cichón, Liliana Isabel. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Alto Valle; Argentina Fil: Cecere, María Carla. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Cecere, Maria Carla. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ecología, Genética y Evolución. Instituto de Ecología, Genética y Evolución de Buenos Aires (IEGEBA); Argentina Fil: Hight, Stephen D.. United States Department of Agriculture. Agricultural Research Service (ARS). (Retired); USA Fil: Bruzzone, Octavio Augusto. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina Fil: Bruzzone, Octavio Augusto. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche (IFAB); Argentina 2024-09-06T10:20:22Z 2024-09-06T10:20:22Z 2024-01-25 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/19272 https://www.cambridge.org/core/journals/bulletin-of-entomological-research/article/abs/lethal-effect-of-goniozus-legneri-on-cactoblastis-cactorum-a-potential-biocontrol-agent-for-inundative-releases/673E241972CAE6500A55938C95197379# 0007-4853 (Print) 475-2670 (Online) https://doi.org/10.1017/S000748532300069X eng info:eu-repo/semantics/restrictedAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf Cambridge University Press Bulletin of Entomological Research 114 (1) : 149-158 (February 2024) |
| spellingShingle | Biological Control Parasitoids Control Biológico Opuntia Ficus-Indica Goniozus Parasitoides Apanteles Opuntiarum Cactus Moth Goniozus legneri Cactoblastis cactorum Varone, Laura Faltlhauser, Ana Claudia Fuentes Corona, Malena Garrido, Silvina Alejandra Cichon, Liliana Cecere, María Carla Hight, Stephen D. Bruzzone, Octavio Augusto Lethal effect of Goniozus legneri on Cactoblastis cactorum: A potential biocontrol agent for inundative releases |
| title | Lethal effect of Goniozus legneri on Cactoblastis cactorum: A potential biocontrol agent for inundative releases |
| title_full | Lethal effect of Goniozus legneri on Cactoblastis cactorum: A potential biocontrol agent for inundative releases |
| title_fullStr | Lethal effect of Goniozus legneri on Cactoblastis cactorum: A potential biocontrol agent for inundative releases |
| title_full_unstemmed | Lethal effect of Goniozus legneri on Cactoblastis cactorum: A potential biocontrol agent for inundative releases |
| title_short | Lethal effect of Goniozus legneri on Cactoblastis cactorum: A potential biocontrol agent for inundative releases |
| title_sort | lethal effect of goniozus legneri on cactoblastis cactorum a potential biocontrol agent for inundative releases |
| topic | Biological Control Parasitoids Control Biológico Opuntia Ficus-Indica Goniozus Parasitoides Apanteles Opuntiarum Cactus Moth Goniozus legneri Cactoblastis cactorum |
| url | http://hdl.handle.net/20.500.12123/19272 https://www.cambridge.org/core/journals/bulletin-of-entomological-research/article/abs/lethal-effect-of-goniozus-legneri-on-cactoblastis-cactorum-a-potential-biocontrol-agent-for-inundative-releases/673E241972CAE6500A55938C95197379# https://doi.org/10.1017/S000748532300069X |
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