Effects of plant extracts on developmental stages of the predator Podisus nigrispinus (Hemiptera: Pentatomidae)

dc.contributor.authorZanuncio, José Cola
dc.contributor.authorPoderoso, Júlio César Melo
dc.contributor.authorCorreia-Oliveira, Maria Emilene
dc.contributor.authorChagas, Thiago Xavier
dc.contributor.authorRibeiro, Genésio Tâmara
dc.date.accessioned2019-03-14T17:53:12Z
dc.date.available2019-03-14T17:53:12Z
dc.date.issued2016
dc.description.abstractThe aim of this study was to evaluate the toxicity of aqueous ex- tracts of Annona squamosa L. (Magnoliales: Annonaceae), Azadirachta indica A. Juss (Sapindales: Meliaceae), Corymbia citriodora Hook. (Myrtales: Myrtaceae), Cymbopogon winterianus Jowitt ex Bor (Poales: Poaceae), Lippia sidoides Cham. (Lamiales: Verbenaceae), Mentha arvensis L. (Lamiales: Lamiaceae), Ricinus communis L. (Malpighiales: Euphorbiaceae), and Sapindus saponaria L. (Sapindales: Sapindaceae) on the developmental stages (eggs, 5th instars, and adults) of a generalist predator Podisus nigrispinus (Dallas) (Hemiptera: Pentatomidae). The eggs were dipped in extract concentrations of 0, 1, 3, 5, 7, and 10%, and the nymphs and adults received 1 μL of each extract on the dorsal thorax. The extracts affected hatching, with the extracts of A. indica (flowers), A. squamosa, and R. communis being the most toxic. None of the extracts affected the mortality in the nymphal stage, whereas S. saponaria, A. indica (flowers), and L. sidoides extracts caused relatively high mortality rates in adults. Due to the insecticidal effect of these extracts, they need to be used with care because they affect the life cycle of the predator P. nigrispinus.en
dc.description.abstractO objetivo desse estudo foi avaliar a toxicidade dos extratos aquosos da Annona squamosa L. (Magnoliales: Annonaceae), Azadirachta indica A. Juss (Sapindales: Meliaceae), Corymbia citriodora Hook. (Myrtales: Myrtaceae), Cymbopogon winterianus Jowitt ex Bor (Poales: Poaceae), Lippia sidoides Cham. (Lamiales: Verbenaceae), Mentha arvensis L. (Lamiales: Lamiaceae), Ricinus communis L. (Malpighiales: Euphorbiaceae), e Sapindus saponaria L. (Sapindales: Sapindaceae) nos estágios de desenvolvimento (ovos, quin- to instar e adultos) do predador generalista Podisus nigrispinus (Dallas) (Hemiptera: Pentatomidae). Os ovos foram imergidos em extratos com concentrações de 0, 1, 3, 5, 7 e 10%, ninfas e adultos do predador receberam 1 μl de cada extrato na área dorsal. Os extratos de A. indica (flores), A. squamosa e R. communis afetaram a eclosão de ninfas. Nenhum dos extratos avaliados afetou a mortalidade nas ninfas, porém os extratos de S. saponaria, A. indica (flores) e L. sidoides causaram alta mortalidade aos adultos. Apesar desses extratos possuirem ação inseticidas, eles devem ser utilizados com cuidado, pois podem afetar o ciclo de vida do predador P. nigrispinus.pt-BR
dc.formatpdfpt-BR
dc.identifier.issn19385102
dc.identifier.urihttps://doi.org/10.1653/024.099.0121
dc.identifier.urihttp://www.locus.ufv.br/handle/123456789/23947
dc.language.isoengpt-BR
dc.publisherFlorida Entomologistpt-BR
dc.relation.ispartofseriesVolume 99, Issue 01, Pages 113- 116, 2016pt-BR
dc.rightsOpen Accesspt-BR
dc.subjectAlternative controlpt-BR
dc.subjectNatural insecticidept-BR
dc.subjectPredatory bugpt-BR
dc.subjectControle alternativopt-BR
dc.subjectInseticidas naturaispt-BR
dc.subjectPercevejo predadorpt-BR
dc.titleEffects of plant extracts on developmental stages of the predator Podisus nigrispinus (Hemiptera: Pentatomidae)en
dc.typeArtigopt-BR

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