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      Natural efficiency of parasitism by Billaea rhynchophorae (Blanchard) (Diptera: Tachinidae) for the control of Rhynchophorus palmarum (L.) (Coleoptera: Curculionidae) Translated title: Eficiência do parasitismo natural por Billaea rhynchophorae (Blanchard) (Diptera: Tachinidae) para o controle de Rhynchophorus palmarum (L.) (Coleoptera: Curculionidae)

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          Abstract

          The occurrence of the tachinid parasitoid Billaea rhynchophorae (Blanchard) on larvae of the palm weevil Rhynchophorus palmarum (L.) was evaluated in plantations of piassava palm (Attalea funifera Mart.) and African oil palm (Elaeis guineensis Jacquin), in southeastern Bahia, Brazil. The monthly percentages of parasitism were evaluated during 13 months, from November 2000 to November 2001, based on the comparison between the number of parasitized and non-parasitized cocoons of R. palmarum. Mean parasitism was 40% and ranged from 50% in November 2000 to 18% in July 2001. While there is no method of mass reproduction of the parasitoid, a simple management practice is recommended, in order to preserve its beneficial effects in palm plantations.

          Translated abstract

          Foi avaliada a ocorrência do parasitóide Billaea rhynchophorae (Blanchard) em larvas de Rhynchophorus palmarum (L.) em plantações das palmeiras piaçava (Attalea funifera Mart.) e dendê (Elaeis guineensis Jacquin) no Sudeste da Bahia. As porcentagens mensais de parasitismo foram determinadas durante 13 meses, entre novembro de 2000 e novembro de 2001, comparando-se o número de casulos de R. palmarum parasitados e não-parasitados. O índice médio de parasitismo foi 40%, variando de 57% em novembro de 2000 a 18% em julho de 2001. Enquanto não existe método de criação massal do parasitóide, recomenda-se uma prática simples de manejo que visa a preservar seu efeito benéfico nas plantações de palmeiras.

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          Most cited references10

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          Host-parasite and parasite-host catalogue of South American Tachinidae (Diptera) )

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            Insetos nocivos e molestias do coqueiro (Cocos nucifera) no Brasil

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              • Record: found
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              Produção integrada de coco: práticas fitossanitárias

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                Author and article information

                Journal
                ne
                Neotropical Entomology
                Neotrop. entomol.
                Sociedade Entomológica do Brasil (Londrina, PR, Brazil )
                1519-566X
                1678-8052
                April 2006
                : 35
                : 2
                : 273-274
                Affiliations
                [01] Una BA orgnameEstação Experimental Lemos Maia orgdiv1CEPLAC
                [02] São Paulo SP orgnameUSP orgdiv1Museu de Zoologia
                [04] Itabuna BA orgnameConvênio UESC-CEPEC orgdiv1Unidade de Pesquisa Associada orgdiv2Laboratório de Mirmecologia delabie@ 123456cepec.gov.br
                [03] orgnameSeção de Métodos Quantitativos
                Article
                S1519-566X2006000200019 S1519-566X(06)03500219
                10.1590/S1519-566X2006000200019
                2db5a963-f62e-4610-bf2d-dedbd21efb9c

                This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.

                History
                : 23 January 2004
                : 18 June 2005
                Page count
                Figures: 0, Tables: 0, Equations: 0, References: 10, Pages: 2
                Product

                SciELO Brazil

                Categories
                Scientific Notes

                Attalea funifera,red ring disease,Bursaphelenchus cocophilus,palm tree,Elaeis guineensis,palmeira,doença do anel vermelho

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