Resistensi populasai hama bawang merah Spodoptera exigua (Lepidoptera: Noctuidae) terhadap klorfluazuron

<p><strong>Resistance of Onion Pest <em>Spodoptera exigua</em> (Lepidoptera: Noctuidae) Populations to Chlorfluazuron</strong>. The research was conducted from August 2001 until April 2002 in the Kalitiro Agriculture Training and Development Research Station, Gadjah Mad...

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spelling oai:doaj.org-article:d335997ec94d4e08abcb7c3e448b13af2021-12-02T02:03:31ZResistensi populasai hama bawang merah Spodoptera exigua (Lepidoptera: Noctuidae) terhadap klorfluazuron1829-77222089-025710.5994/jei.2.2.1https://doaj.org/article/d335997ec94d4e08abcb7c3e448b13af2017-02-01T00:00:00Zhttp://jurnal.pei-pusat.org/index.php/jei/article/view/291https://doaj.org/toc/1829-7722https://doaj.org/toc/2089-0257<p><strong>Resistance of Onion Pest <em>Spodoptera exigua</em> (Lepidoptera: Noctuidae) Populations to Chlorfluazuron</strong>. The research was conducted from August 2001 until April 2002 in the Kalitiro Agriculture Training and Development Research Station, Gadjah Mada University. The objective of research was to determine the resistance level of <em>Spodoptera exigua</em> populations collected from the district of Sanden, Kretek, Wates, Temon, Panjatan, Wonosari, Panggang and Playen (all are in Yogyakarta Province) to chlorfluazuron insecticide. Research was conducted by dipping artificial diet about 30 seconds in insecticide solution and there are used test two hours after they were air dried. Based on the preliminary test, different concentrations were tested to determine the toxicity of the insecticide to each population. Third instar larvae (five days old) of the first generation were used in bioassays. Each larvae with its artificial diet was placed in a plastic cup (diameter 3,5 cm). Larval mortality was recorded at 72 hours after exposure. Data was analyzed using probit analysis to determine LC<sub>50</sub> values. The result showed that the LC<sub>50</sub> values of chlorfluazuron againsts eight population of <em>S. exigua</em> at 72 hours after exposure varied from 16,10 ppm (Panggang) to 84,76 ppm (Panjatan). The results suggested that all populations from Panggang, Playen, Kretek, Sanden, Wates, Wonosari and Temon were still susceptible to chlorfluazuron. Population from Panjatan indicated to be resistant to chlorfluazuron.</p>Abdi NegaraThe Entomological Society of IndonesiaarticleResistance, Spodoptera exigua, ChlorfluazuronZoologyQL1-991ENIDJurnal Entomologi Indonesia, Vol 2, Iss 2 (2017)
institution DOAJ
collection DOAJ
language EN
ID
topic Resistance, Spodoptera exigua, Chlorfluazuron
Zoology
QL1-991
spellingShingle Resistance, Spodoptera exigua, Chlorfluazuron
Zoology
QL1-991
Abdi Negara
Resistensi populasai hama bawang merah Spodoptera exigua (Lepidoptera: Noctuidae) terhadap klorfluazuron
description <p><strong>Resistance of Onion Pest <em>Spodoptera exigua</em> (Lepidoptera: Noctuidae) Populations to Chlorfluazuron</strong>. The research was conducted from August 2001 until April 2002 in the Kalitiro Agriculture Training and Development Research Station, Gadjah Mada University. The objective of research was to determine the resistance level of <em>Spodoptera exigua</em> populations collected from the district of Sanden, Kretek, Wates, Temon, Panjatan, Wonosari, Panggang and Playen (all are in Yogyakarta Province) to chlorfluazuron insecticide. Research was conducted by dipping artificial diet about 30 seconds in insecticide solution and there are used test two hours after they were air dried. Based on the preliminary test, different concentrations were tested to determine the toxicity of the insecticide to each population. Third instar larvae (five days old) of the first generation were used in bioassays. Each larvae with its artificial diet was placed in a plastic cup (diameter 3,5 cm). Larval mortality was recorded at 72 hours after exposure. Data was analyzed using probit analysis to determine LC<sub>50</sub> values. The result showed that the LC<sub>50</sub> values of chlorfluazuron againsts eight population of <em>S. exigua</em> at 72 hours after exposure varied from 16,10 ppm (Panggang) to 84,76 ppm (Panjatan). The results suggested that all populations from Panggang, Playen, Kretek, Sanden, Wates, Wonosari and Temon were still susceptible to chlorfluazuron. Population from Panjatan indicated to be resistant to chlorfluazuron.</p>
format article
author Abdi Negara
author_facet Abdi Negara
author_sort Abdi Negara
title Resistensi populasai hama bawang merah Spodoptera exigua (Lepidoptera: Noctuidae) terhadap klorfluazuron
title_short Resistensi populasai hama bawang merah Spodoptera exigua (Lepidoptera: Noctuidae) terhadap klorfluazuron
title_full Resistensi populasai hama bawang merah Spodoptera exigua (Lepidoptera: Noctuidae) terhadap klorfluazuron
title_fullStr Resistensi populasai hama bawang merah Spodoptera exigua (Lepidoptera: Noctuidae) terhadap klorfluazuron
title_full_unstemmed Resistensi populasai hama bawang merah Spodoptera exigua (Lepidoptera: Noctuidae) terhadap klorfluazuron
title_sort resistensi populasai hama bawang merah spodoptera exigua (lepidoptera: noctuidae) terhadap klorfluazuron
publisher The Entomological Society of Indonesia
publishDate 2017
url https://doaj.org/article/d335997ec94d4e08abcb7c3e448b13af
work_keys_str_mv AT abdinegara resistensipopulasaihamabawangmerahspodopteraexigualepidopteranoctuidaeterhadapklorfluazuron
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