Toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm Spodoptera littoralis (Boisd.)

The susceptibility to five new insecticide mixtures: chlorosan, feroban, cygron, engeo, and kingbo was studied in the 2nd and 4th instar larvae of the cotton leafworm Spodoptera littoralis (Boisd.). The efficiency and residual effects of these compounds against S. littoralis under field conditions w...

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Main Authors: Ahmed E. M. ABD EL-MAGEED, Shehata E. M. SHALABY
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2011-12-01
Series:Plant Protection Science
Subjects:
Online Access:https://pps.agriculturejournals.cz/artkey/pps-201104-0005_toxicity-and-biochemical-impacts-of-some-new-insecticide-mixtures-on-cotton-leafworm-spodoptera-littoralis-boi.php
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author Ahmed E. M. ABD EL-MAGEED
Shehata E. M. SHALABY
author_facet Ahmed E. M. ABD EL-MAGEED
Shehata E. M. SHALABY
author_sort Ahmed E. M. ABD EL-MAGEED
collection DOAJ
description The susceptibility to five new insecticide mixtures: chlorosan, feroban, cygron, engeo, and kingbo was studied in the 2nd and 4th instar larvae of the cotton leafworm Spodoptera littoralis (Boisd.). The efficiency and residual effects of these compounds against S. littoralis under field conditions were also investigated. Obtained results revealed that feroban was the most effective compared with the other toxicants, while engeo was the least toxic insecticide in both instars after 2 and 5 days from treatment. Data also indicated that feroban had the longest half-life (Lt50) while engeo recorded the shortest one. Biochemical analysis showed that the tested compounds caused pronounced changes in acetyl cholinesterase and phenol oxidase.
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spelling doaj.art-59992ad0e54e406180e4b036f5ae4e5a2023-02-23T03:44:02ZengCzech Academy of Agricultural SciencesPlant Protection Science1212-25801805-93412011-12-0147416617510.17221/3/2011-PPSpps-201104-0005Toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm Spodoptera littoralis (Boisd.)Ahmed E. M. ABD EL-MAGEED0Shehata E. M. SHALABY1Plant Protection Research Institute, Agricultural Research Centre, Dokki, Giza, EgyptPests & Plant Protection Department, National Research Centre, Dokki, Giza, EgyptThe susceptibility to five new insecticide mixtures: chlorosan, feroban, cygron, engeo, and kingbo was studied in the 2nd and 4th instar larvae of the cotton leafworm Spodoptera littoralis (Boisd.). The efficiency and residual effects of these compounds against S. littoralis under field conditions were also investigated. Obtained results revealed that feroban was the most effective compared with the other toxicants, while engeo was the least toxic insecticide in both instars after 2 and 5 days from treatment. Data also indicated that feroban had the longest half-life (Lt50) while engeo recorded the shortest one. Biochemical analysis showed that the tested compounds caused pronounced changes in acetyl cholinesterase and phenol oxidase.https://pps.agriculturejournals.cz/artkey/pps-201104-0005_toxicity-and-biochemical-impacts-of-some-new-insecticide-mixtures-on-cotton-leafworm-spodoptera-littoralis-boi.phpinsecticide mixturestoxicityenzymesspodoptera littoralis
spellingShingle Ahmed E. M. ABD EL-MAGEED
Shehata E. M. SHALABY
Toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm Spodoptera littoralis (Boisd.)
Plant Protection Science
insecticide mixtures
toxicity
enzymes
spodoptera littoralis
title Toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm Spodoptera littoralis (Boisd.)
title_full Toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm Spodoptera littoralis (Boisd.)
title_fullStr Toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm Spodoptera littoralis (Boisd.)
title_full_unstemmed Toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm Spodoptera littoralis (Boisd.)
title_short Toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm Spodoptera littoralis (Boisd.)
title_sort toxicity and biochemical impacts of some new insecticide mixtures on cotton leafworm spodoptera littoralis boisd
topic insecticide mixtures
toxicity
enzymes
spodoptera littoralis
url https://pps.agriculturejournals.cz/artkey/pps-201104-0005_toxicity-and-biochemical-impacts-of-some-new-insecticide-mixtures-on-cotton-leafworm-spodoptera-littoralis-boi.php
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