Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae)
Autor(a) principal: | |
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Data de Publicação: | 2023 |
Outros Autores: | |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Diversitas Journal |
Texto Completo: | https://diversitasjournal.com.br/diversitas_journal/article/view/2593 |
Resumo: | Helicoverpa armigera Hübner (Lepidoptera: Noctuidae) is an important pest of Brazilian agriculture, whose management is oriented mainly towards controlling larvae. The objective of the research was to analyze the effect of chemical insecticides on fourth instar larvae of H. armigera. The research was conducted under laboratory conditions, corresponding to the treatments control, zeta-cypermethrin (37.5 mL /500 L); lambda-cyhalothrin (75 mL/ 150 L); chlorpyrifos (1.0 L / 300 L); bifenthrin + carbosulfan (1.0 L / 350 L); and beta-cyfluthrin (60 mL / 250 L). The bioassays were conducted in plastic containers containing an artificial diet. After treatment applications on the food substrate, and subsequent drying, two larvae were inserted per container, the set of four containers being considered a replicate, totaling four replicates per treatment, with mortality evaluations after 24, 48, 96 and 144 h after the applications. The sublethal effect was analyzed by evaluating the average weight of larvae and pupae (g), and emergence of adults (%). The active ingredients chlorpyrifos and bifenthrin + carbosulfan caused 100% mortality of fourth instar larvae of H. armigera from 48 h after the applications. After 96 h of phytosanitary application, lambda-cyhalothrin was responsible for causing mortality above 80%. Regarding the sublethal effect, better results were observed in the lambda-cyhalothrin and beta-cyfluthrin treatments, influencing the average weight of the larvae and the emergence of adults. The active ingredients chlorpyrifos, bifenthrin + carbosulfan and lambda-cyhalothrin are potential insecticides in the management of fourth instar larvae of H. armigera. |
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Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae)Potencial de inseticidas químicos sobre lagartas de quarto instar de Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae)controle químicolepidópteroimaturosManejo de soloschemical controllepidopteraimmatureSoil managementHelicoverpa armigera Hübner (Lepidoptera: Noctuidae) is an important pest of Brazilian agriculture, whose management is oriented mainly towards controlling larvae. The objective of the research was to analyze the effect of chemical insecticides on fourth instar larvae of H. armigera. The research was conducted under laboratory conditions, corresponding to the treatments control, zeta-cypermethrin (37.5 mL /500 L); lambda-cyhalothrin (75 mL/ 150 L); chlorpyrifos (1.0 L / 300 L); bifenthrin + carbosulfan (1.0 L / 350 L); and beta-cyfluthrin (60 mL / 250 L). The bioassays were conducted in plastic containers containing an artificial diet. After treatment applications on the food substrate, and subsequent drying, two larvae were inserted per container, the set of four containers being considered a replicate, totaling four replicates per treatment, with mortality evaluations after 24, 48, 96 and 144 h after the applications. The sublethal effect was analyzed by evaluating the average weight of larvae and pupae (g), and emergence of adults (%). The active ingredients chlorpyrifos and bifenthrin + carbosulfan caused 100% mortality of fourth instar larvae of H. armigera from 48 h after the applications. After 96 h of phytosanitary application, lambda-cyhalothrin was responsible for causing mortality above 80%. Regarding the sublethal effect, better results were observed in the lambda-cyhalothrin and beta-cyfluthrin treatments, influencing the average weight of the larvae and the emergence of adults. The active ingredients chlorpyrifos, bifenthrin + carbosulfan and lambda-cyhalothrin are potential insecticides in the management of fourth instar larvae of H. armigera.Helicoverpa armigera Hübner (Lepidoptera: Noctuidae) é considerada uma importante praga da agricultura brasileira, cujo manejo é orientado principalmente frente ao controle de imaturos. O objetivo da pesquisa foi analisar o efeito de inseticidas químicos sobre lagartas de quarto ínstar de H. armigera. A pesquisa foi conduzida em condições laboratoriais, correspondendo aos tratamentos controle, zeta-cipermetrina (37,5 mL /500 L); lambda-cialotrina (75 mL/ 150 L); clorpirifós (1,0 L / 300 L); bifentrina + carbosulfano (1,0 L / 350 L); e beta-ciflutrina (60 mL / 250 L). Os bioensaios foram conduzidos em recipientes plásticos contendo dieta artificial. Após aplicação dos tratamentos sobre o substrato alimentar, e posterior secagem, foram inseridas duas lagartas por recipiente, sendo o conjunto de quatro recipientes considerado uma repetição, totalizando quatro repetições por tratamento, com avaliações de mortalidade após 24, 48, 96 e 144 h das aplicações. O efeito subletal foi analisado por intermédio da avaliação do peso médio das lagartas e pupas (g), e emergência de adultos (%). Os ingredientes ativos clorpirifós e bifentrina + carbosulfano ocasionaram 100% de mortalidade de lagartas de quarto ínstar de H. armigera a partir de 48 h das aplicações. Após 96 h da aplicação fitossanitária, lambda-cialotrina foi responsável por ocasionar mortalidade acima de 80%. Em relação ao efeito subletal, foi observada melhores resultados nos tratamentos lambda-cialotrina e beta-ciflutrina, influenciando no peso médio das lagartas e na emergência de adultos. Os ingredientes ativos clorpirifós, bifentrina + carbosulfato e lamba-cialotrina apresentaram-se como potenciais inseticidas no manejo de lagartas de quarto instar de H. armigera.Universidade Estadual de Alagoas - Eduneal2023-04-10info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://diversitasjournal.com.br/diversitas_journal/article/view/259310.48017/dj.v8i2.2593Diversitas Journal; Vol. 8 No. 2 (2023): Através das lentes: a importância da biodiversidade para o equilíbrio ambiental; 698–708 Diversitas Journal; Vol. 8 Núm. 2 (2023): Através das lentes: a importância da biodiversidade para o equilíbrio ambiental; 698–708 Diversitas Journal; v. 8 n. 2 (2023): Através das lentes: a importância da biodiversidade para o equilíbrio ambiental; 698–708 2525-521510.48017/dj.v8i2reponame:Diversitas Journalinstname:Universidade Estadual de Alagoas (UNEAL)instacron:UNEALenghttps://diversitasjournal.com.br/diversitas_journal/article/view/2593/2122Copyright (c) 2023 Leonardo Gazoli, Rogério Teixeira Duartehttps://creativecommons.org/licenses/by/4.0info:eu-repo/semantics/openAccessGazoli, LeonardoTeixeira Duarte, Rogério2023-11-09T20:36:04Zoai:ojs.diversitasjournal.com.br:article/2593Revistahttps://diversitasjournal.com.br/diversitas_journal/indexPUBhttps://www.e-publicacoes.uerj.br/index.php/muralinternacional/oairevistadiversitasjournal@gmail.com2525-52152525-5215opendoar:2023-11-09T20:36:04Diversitas Journal - Universidade Estadual de Alagoas (UNEAL)false |
dc.title.none.fl_str_mv |
Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) Potencial de inseticidas químicos sobre lagartas de quarto instar de Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) |
title |
Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) |
spellingShingle |
Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) Gazoli, Leonardo controle químico lepidóptero imaturos Manejo de solos chemical control lepidoptera immature Soil management |
title_short |
Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) |
title_full |
Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) |
title_fullStr |
Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) |
title_full_unstemmed |
Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) |
title_sort |
Potential of chemical insecticides on fourth larvae instar of Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) |
author |
Gazoli, Leonardo |
author_facet |
Gazoli, Leonardo Teixeira Duarte, Rogério |
author_role |
author |
author2 |
Teixeira Duarte, Rogério |
author2_role |
author |
dc.contributor.author.fl_str_mv |
Gazoli, Leonardo Teixeira Duarte, Rogério |
dc.subject.por.fl_str_mv |
controle químico lepidóptero imaturos Manejo de solos chemical control lepidoptera immature Soil management |
topic |
controle químico lepidóptero imaturos Manejo de solos chemical control lepidoptera immature Soil management |
description |
Helicoverpa armigera Hübner (Lepidoptera: Noctuidae) is an important pest of Brazilian agriculture, whose management is oriented mainly towards controlling larvae. The objective of the research was to analyze the effect of chemical insecticides on fourth instar larvae of H. armigera. The research was conducted under laboratory conditions, corresponding to the treatments control, zeta-cypermethrin (37.5 mL /500 L); lambda-cyhalothrin (75 mL/ 150 L); chlorpyrifos (1.0 L / 300 L); bifenthrin + carbosulfan (1.0 L / 350 L); and beta-cyfluthrin (60 mL / 250 L). The bioassays were conducted in plastic containers containing an artificial diet. After treatment applications on the food substrate, and subsequent drying, two larvae were inserted per container, the set of four containers being considered a replicate, totaling four replicates per treatment, with mortality evaluations after 24, 48, 96 and 144 h after the applications. The sublethal effect was analyzed by evaluating the average weight of larvae and pupae (g), and emergence of adults (%). The active ingredients chlorpyrifos and bifenthrin + carbosulfan caused 100% mortality of fourth instar larvae of H. armigera from 48 h after the applications. After 96 h of phytosanitary application, lambda-cyhalothrin was responsible for causing mortality above 80%. Regarding the sublethal effect, better results were observed in the lambda-cyhalothrin and beta-cyfluthrin treatments, influencing the average weight of the larvae and the emergence of adults. The active ingredients chlorpyrifos, bifenthrin + carbosulfan and lambda-cyhalothrin are potential insecticides in the management of fourth instar larvae of H. armigera. |
publishDate |
2023 |
dc.date.none.fl_str_mv |
2023-04-10 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://diversitasjournal.com.br/diversitas_journal/article/view/2593 10.48017/dj.v8i2.2593 |
url |
https://diversitasjournal.com.br/diversitas_journal/article/view/2593 |
identifier_str_mv |
10.48017/dj.v8i2.2593 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://diversitasjournal.com.br/diversitas_journal/article/view/2593/2122 |
dc.rights.driver.fl_str_mv |
Copyright (c) 2023 Leonardo Gazoli, Rogério Teixeira Duarte https://creativecommons.org/licenses/by/4.0 info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
Copyright (c) 2023 Leonardo Gazoli, Rogério Teixeira Duarte https://creativecommons.org/licenses/by/4.0 |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Universidade Estadual de Alagoas - Eduneal |
publisher.none.fl_str_mv |
Universidade Estadual de Alagoas - Eduneal |
dc.source.none.fl_str_mv |
Diversitas Journal; Vol. 8 No. 2 (2023): Através das lentes: a importância da biodiversidade para o equilíbrio ambiental; 698–708 Diversitas Journal; Vol. 8 Núm. 2 (2023): Através das lentes: a importância da biodiversidade para o equilíbrio ambiental; 698–708 Diversitas Journal; v. 8 n. 2 (2023): Através das lentes: a importância da biodiversidade para o equilíbrio ambiental; 698–708 2525-5215 10.48017/dj.v8i2 reponame:Diversitas Journal instname:Universidade Estadual de Alagoas (UNEAL) instacron:UNEAL |
instname_str |
Universidade Estadual de Alagoas (UNEAL) |
instacron_str |
UNEAL |
institution |
UNEAL |
reponame_str |
Diversitas Journal |
collection |
Diversitas Journal |
repository.name.fl_str_mv |
Diversitas Journal - Universidade Estadual de Alagoas (UNEAL) |
repository.mail.fl_str_mv |
revistadiversitasjournal@gmail.com |
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1797051273469493248 |