Decrease in Pupation and Adult Emergence of Plutella xylostella (L.) treated with Hexaflumuron
The oligophagous pest Plutella xylostella (L.) is a major crucifer pest in Tehran Province, Iran. Hexaflumuron is an insect growth regulator insecticide with good effects on immature insect stages. The objective of this study was to investigate the effects of two sublethal concentrations (LC10 and L...
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Instituto de Investigaciones Agropecuarias, INIA
2012
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oai:scielo:S0718-583920120002000072018-10-01Decrease in Pupation and Adult Emergence of Plutella xylostella (L.) treated with HexaflumuronMahmoudvand,MohammadAbbasipour,HabibSheikhi Garjan,AzizReza Bandani,Ali hexaflumuron sublethal birth rate death rate oviposition period The oligophagous pest Plutella xylostella (L.) is a major crucifer pest in Tehran Province, Iran. Hexaflumuron is an insect growth regulator insecticide with good effects on immature insect stages. The objective of this study was to investigate the effects of two sublethal concentrations (LC10 and LC25) of hexaflumuron on some biological parameters of P. xylostella larvae, such as birth rate (b), death rate (d), finite rate of increase (λ), generation time (T), sex ratio, pupation rate, and adult emergence. Results showed that hexaflumuron decreased the total number of eggs and oviposition and post-oviposition periods, pupation, and adult emergence in the treated generation, b, and λ. Hexaflumuron also increased T, d, and the pre-oviposition period. However, sex ratio, percentage of pupation, and adult emergence in the offspring generation were not affected by hexaflumuron. Overall, these results indicated that sublethal concentrations of hexaflumuron can affect the biological parameters of P. xylostella.info:eu-repo/semantics/openAccessInstituto de Investigaciones Agropecuarias, INIAChilean journal of agricultural research v.72 n.2 20122012-06-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-58392012000200007en10.4067/S0718-58392012000200007 |
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topic |
hexaflumuron sublethal birth rate death rate oviposition period |
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hexaflumuron sublethal birth rate death rate oviposition period Mahmoudvand,Mohammad Abbasipour,Habib Sheikhi Garjan,Aziz Reza Bandani,Ali Decrease in Pupation and Adult Emergence of Plutella xylostella (L.) treated with Hexaflumuron |
description |
The oligophagous pest Plutella xylostella (L.) is a major crucifer pest in Tehran Province, Iran. Hexaflumuron is an insect growth regulator insecticide with good effects on immature insect stages. The objective of this study was to investigate the effects of two sublethal concentrations (LC10 and LC25) of hexaflumuron on some biological parameters of P. xylostella larvae, such as birth rate (b), death rate (d), finite rate of increase (λ), generation time (T), sex ratio, pupation rate, and adult emergence. Results showed that hexaflumuron decreased the total number of eggs and oviposition and post-oviposition periods, pupation, and adult emergence in the treated generation, b, and λ. Hexaflumuron also increased T, d, and the pre-oviposition period. However, sex ratio, percentage of pupation, and adult emergence in the offspring generation were not affected by hexaflumuron. Overall, these results indicated that sublethal concentrations of hexaflumuron can affect the biological parameters of P. xylostella. |
author |
Mahmoudvand,Mohammad Abbasipour,Habib Sheikhi Garjan,Aziz Reza Bandani,Ali |
author_facet |
Mahmoudvand,Mohammad Abbasipour,Habib Sheikhi Garjan,Aziz Reza Bandani,Ali |
author_sort |
Mahmoudvand,Mohammad |
title |
Decrease in Pupation and Adult Emergence of Plutella xylostella (L.) treated with Hexaflumuron |
title_short |
Decrease in Pupation and Adult Emergence of Plutella xylostella (L.) treated with Hexaflumuron |
title_full |
Decrease in Pupation and Adult Emergence of Plutella xylostella (L.) treated with Hexaflumuron |
title_fullStr |
Decrease in Pupation and Adult Emergence of Plutella xylostella (L.) treated with Hexaflumuron |
title_full_unstemmed |
Decrease in Pupation and Adult Emergence of Plutella xylostella (L.) treated with Hexaflumuron |
title_sort |
decrease in pupation and adult emergence of plutella xylostella (l.) treated with hexaflumuron |
publisher |
Instituto de Investigaciones Agropecuarias, INIA |
publishDate |
2012 |
url |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-58392012000200007 |
work_keys_str_mv |
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_version_ |
1714205309921132544 |