First record of larvae of Allograpta exotica Wiedemann (Diptera, Syrphidae) preying on Aphis gossypii Glover (Hemiptera, Aphididae) in watermelon in Brazil

First record of larvae of Allograpta exotica Wiedemann (Diptera, Syrphidae) preying on Aphis gossypii Glover (Hemiptera, Aphididae) in watermelon in Brazil. Brazil is one of the largest world producers of watermelon (Citrullus lanatus Thumb. Mansf.) and Aphis gossypii Glover, 1877 (Hemiptera, Aphidi...

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Veröffentlicht in:Revista brasileira de entomologia 2011-06, Vol.55 (2), p.272-274
Hauptverfasser: Vinícius Soares Sturza, Cecília Dorfey, Sônia Poncio, Sônia Thereza Bastos Dequech, Anderson Bolzan
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Sprache:eng
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Zusammenfassung:First record of larvae of Allograpta exotica Wiedemann (Diptera, Syrphidae) preying on Aphis gossypii Glover (Hemiptera, Aphididae) in watermelon in Brazil. Brazil is one of the largest world producers of watermelon (Citrullus lanatus Thumb. Mansf.) and Aphis gossypii Glover, 1877 (Hemiptera, Aphididae) is among the most important pest on this crop. Larvae of Allograpta exotica Wiedemann, 1830 (Diptera, Syrphidae) were found preying on A. gossypii in watermelon crop, in Santa Maria, Rio Grande do Sul State, what represents the first report of this tritrophic association in Brazil.Primeiro relato de larvas de Allograpta exotica Wiedemann (Diptera, Syrphidae) predando Aphis gossypii glover (Hemiptera, Aphididae) em melancia no Brasil. O Brasil é um dos maiores países produtores de melancia e Aphis gossypii Glover, 1877 (Hemiptera, Aphididae) está entre as pragas mais importantes da cultura. Larvas de Allograpta exotica Wiedemann, 1830 (Diptera, Syrphidae) foram registradas predando A. gossypii em cultivo de melancia em Santa Maria, Rio Grande do Sul, o que representa o primeiro relato desta associação tritrófica no Brasil.
ISSN:0085-5626
1806-9665