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      Diversity of flies (Diptera: Tephritidae and Lonchaeidae) in organic citrus orchards in the Vale do Rio Caí, Rio Grande do Sul, Southern Brazil Translated title: Diversidade de moscas (Diptera: Tephritidae e Lonchaeidae) em pomares orgânicos de citros no Vale do Rio Caí, RS

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          Abstract

          This study was carried out in the Counties of Montenegro and Pareci Novo located in the region of the Vale do Rio Caí, Rio Grande do Sul, Southern Brazil, aiming to determine the fruit fly species of Tephritidae and Lonchaeidae that occur in organic orchards of sweet orange [Citrus sinensis (L.) Osb.] cultivar Céu, and Murcott tangor (Citrus reticulata Blanco x C. sinensis), during the fruit ripening stages in 2003 and 2004. Eight McPhail traps baited with integral grape juice diluted to 25% were installed in four orchards, two in each citrus species. The traps were checked weekly, when the baits were changed, the flies separated and preserved in 70% ethyl alcohol. Fruits were also sampled from the orchards, placed in containers with damp soil and closed with a mesh. The tephritid flies represented 86.2% of all captured flies in the four orchards during both years. Five Tephritidae species were captured from traps: Anastrepha fraterculus (Wiedemann), Anastrepha grandis (Macquart), Anastrepha pseudoparallela (Loew), Anastrepha dissimilis Stone and Ceratitis capitata (Wiedemann). The captured species of Lonchaeidae were: Neosilba zadolicha McAlpine & Steyskal, Neosilba n.sp.3, Neosilba sp. and Lonchaea sp. Anastrepha fraterculus was found in 99% of the fruit samples, both in 'Céu' orange and 'Murcott' tangor, and Neosilba n.sp.3 were only obtained from 'Murcott' tangor fruits.

          Translated abstract

          Este estudo foi conduzido nos municípios de Montenegro e Pareci Novo, localizados na região do Vale do Rio Caí, principal área de produção de citros do estado do Rio Grande do Sul, com o objetivo de determinar as espécies de Tephritidae e Lonchaeidae que ocorrem em pomares orgânicos de laranjeira doce [Citrus sinensis (L.) Osb.] cultivar Céu e de tangoreiro Murcott (Citrus reticulata Blanco x C. sinensis), durante as respectivas fases de maturação dos frutos em 2003 e 2004. Foram instaladas armadilhas McPhail contendo suco de uva integral diluído a 25% em quatro pomares, duas em cada espécie de citros. As armadilhas foram vistoriadas semanalmente, nesta ocasião efetuou-se a troca do atrativo alimentar e as moscas capturadas foram separadas e preservadas em álcool etílico 70%. Também foram coletados frutos, os quais foram acondicionados em potes telados contendo areia umedecida. Os tefritídeos representaram 86,2% de todas as moscas capturadas nos quatro pomares nos dois anos de coleta. Foram capturadas cinco espécies de Tephritidae nas armadilhas: Anastrepha fraterculus (Wiedemann), Anastrepha grandis (Macquart), Anastrepha pseudoparallela (Loew), Anastrepha dissimilis Stone e Ceratitis capitata (Wiedemann). As espécies de Lonchaeidae capturadas foram: Neosilba zadolicha McAlpine & Steyskal, Neosilba n. sp. 3, Neosilba sp. e Lonchaea sp. Tanto em laranjeira 'Céu', como em tangoreiro 'Murcott', obteve-se A. fraterculus em 99% dos frutos coletados. Neosilba n. sp. 3 somente foi obtida de frutos do tangoreiro 'Murcott'.

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          Bioecología e controle da Mosca-das Frutas Sul-Americana

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            Mosca-das-frutas de importância econômica no Brasil: conhecimento básico e aplicado

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              Hospedeiros e níveis de infestação de Neosilba pendula (Bezzi) (Diptera: Lonchaeidae) na região de Mossoró/Assu, RN

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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Journal
                ne
                Neotropical Entomology
                Neotrop. entomol.
                Sociedade Entomológica do Brasil (Londrina )
                1678-8052
                October 2006
                : 35
                : 5
                : 666-670
                Affiliations
                [1 ] Universidade Federal do Rio Grande do Sul Brazil
                Article
                S1519-566X2006000500015
                10.1590/S1519-566X2006000500015
                d3029eb4-0aa2-492e-b53c-7cec6387e6df

                http://creativecommons.org/licenses/by/4.0/

                History
                Product

                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=1519-566X&lng=en
                Categories
                ENTOMOLOGY

                Entomology
                Anastrepha,Neosilba,Lonchaea,Ceratitis capitata,McPhail trap,host fruit,armadilha McPhail,fruto hospedeiro

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