Host selection behaviour of the banded pine weevil, Pissodes castaneus (Coleoptera: Curculionidae)

Pissodes castaneus represents an emerging pest species for Pinus spp. production in Latin America. This species attacks all the cultivated pine species in Patagonia Argentina causing wood damage and tree death. The objectives of this work were to describe the host preference behaviour of P. castaneu...

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Main Author: Germano, Monica Daniela
Format: Artículo
Language:Inglés
Published: Wiley 2023
Subjects:
Online Access:http://hdl.handle.net/20.500.12123/14695
https://resjournals.onlinelibrary.wiley.com/doi/abs/10.1111/afe.12559
https://doi.org/10.1111/afe.12559
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author Germano, Monica Daniela
author_browse Germano, Monica Daniela
author_facet Germano, Monica Daniela
author_sort Germano, Monica Daniela
collection INTA Digital
description Pissodes castaneus represents an emerging pest species for Pinus spp. production in Latin America. This species attacks all the cultivated pine species in Patagonia Argentina causing wood damage and tree death. The objectives of this work were to describe the host preference behaviour of P. castaneus and the influence of wood damage by conspecifics on its host selection. In two-choice bioassays, P. castaneus showed a feeding preference for Pinus contorta over P. ponderosa. However, percent weight gain when feeding on either species was similar. In other bioassays, P. castaneus spent more time in areas with twigs on which other conspecifics had recently fed, although they were able to successfully feed on twigs without previous damage. These results show that while P. castaneus can successfully colonize different pine species, P. contorta may be more susceptible to attack than P. ponderosa. Silvicultural management should be prioritized considering the weevil's preference for attacking damaged hosts.
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spelling INTA146952023-07-04T19:17:38Z Host selection behaviour of the banded pine weevil, Pissodes castaneus (Coleoptera: Curculionidae) Germano, Monica Daniela Pissodes Curculionidae Plagas de Plantas Pinus Insectos Perforadores de la Madera Huéspedes Plant Pests Timber Boring Insects Hosts Pissodes castaneus Picudos Región Patagónica Weevils Pissodes castaneus represents an emerging pest species for Pinus spp. production in Latin America. This species attacks all the cultivated pine species in Patagonia Argentina causing wood damage and tree death. The objectives of this work were to describe the host preference behaviour of P. castaneus and the influence of wood damage by conspecifics on its host selection. In two-choice bioassays, P. castaneus showed a feeding preference for Pinus contorta over P. ponderosa. However, percent weight gain when feeding on either species was similar. In other bioassays, P. castaneus spent more time in areas with twigs on which other conspecifics had recently fed, although they were able to successfully feed on twigs without previous damage. These results show that while P. castaneus can successfully colonize different pine species, P. contorta may be more susceptible to attack than P. ponderosa. Silvicultural management should be prioritized considering the weevil's preference for attacking damaged hosts. EEA Bariloche Fil: Germano, Mónica. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Bariloche. Instituto de Investigaciones Forestales y Agropecuarias Bariloche. Grupo de Ecología de Poblaciones de Insectos; Argentina 2023-07-04T19:07:17Z 2023-07-04T19:07:17Z 2023-08 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/14695 https://resjournals.onlinelibrary.wiley.com/doi/abs/10.1111/afe.12559 1461-9555 1461-9563 https://doi.org/10.1111/afe.12559 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 Wiley Agricultural and Forest Entomology 25 (3) : 489-493. (August 2023)
spellingShingle Pissodes
Curculionidae
Plagas de Plantas
Pinus
Insectos Perforadores de la Madera
Huéspedes
Plant Pests
Timber Boring Insects
Hosts
Pissodes castaneus
Picudos
Región Patagónica
Weevils
Germano, Monica Daniela
Host selection behaviour of the banded pine weevil, Pissodes castaneus (Coleoptera: Curculionidae)
title Host selection behaviour of the banded pine weevil, Pissodes castaneus (Coleoptera: Curculionidae)
title_full Host selection behaviour of the banded pine weevil, Pissodes castaneus (Coleoptera: Curculionidae)
title_fullStr Host selection behaviour of the banded pine weevil, Pissodes castaneus (Coleoptera: Curculionidae)
title_full_unstemmed Host selection behaviour of the banded pine weevil, Pissodes castaneus (Coleoptera: Curculionidae)
title_short Host selection behaviour of the banded pine weevil, Pissodes castaneus (Coleoptera: Curculionidae)
title_sort host selection behaviour of the banded pine weevil pissodes castaneus coleoptera curculionidae
topic Pissodes
Curculionidae
Plagas de Plantas
Pinus
Insectos Perforadores de la Madera
Huéspedes
Plant Pests
Timber Boring Insects
Hosts
Pissodes castaneus
Picudos
Región Patagónica
Weevils
url http://hdl.handle.net/20.500.12123/14695
https://resjournals.onlinelibrary.wiley.com/doi/abs/10.1111/afe.12559
https://doi.org/10.1111/afe.12559
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