Laboratory evaluation of Mesocyclops annulatus (Wierzejski, 1892) (Copepoda: Cyclopidea) as a predator of container-breeding mosquitoes in Argentina
In laboratory bioassays we tested the predatory capacity of the copepod <i>Mesocyclops annulatus</i> on <i>Aedes aegypti</i> and <i>Culex pipiens</i> larvae. A single adult female of <i>M. annulatus</i> caused 51.6% and 52.3% mortality of 50 first inst...
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Formato: | Articulo |
Lenguaje: | Inglés |
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2002
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Acceso en línea: | http://sedici.unlp.edu.ar/handle/10915/82967 |
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I19-R120-10915-82967 |
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institution |
Universidad Nacional de La Plata |
institution_str |
I-19 |
repository_str |
R-120 |
collection |
SEDICI (UNLP) |
language |
Inglés |
topic |
Ciencias Naturales Aedes aegypti Argentina Copepod Culex pipiens Mesocyclops annulatus |
spellingShingle |
Ciencias Naturales Aedes aegypti Argentina Copepod Culex pipiens Mesocyclops annulatus Micieli, María Victoria Martí, Gerardo Aníbal García, Juan José Laboratory evaluation of Mesocyclops annulatus (Wierzejski, 1892) (Copepoda: Cyclopidea) as a predator of container-breeding mosquitoes in Argentina |
topic_facet |
Ciencias Naturales Aedes aegypti Argentina Copepod Culex pipiens Mesocyclops annulatus |
description |
In laboratory bioassays we tested the predatory capacity of the copepod <i>Mesocyclops annulatus</i> on <i>Aedes aegypti</i> and <i>Culex pipiens</i> larvae. A single adult female of <i>M. annulatus</i> caused 51.6% and 52.3% mortality of 50 first instar larvae of <i>Ae. aegypti</i> and <i>Cx. pipiens</i> respectively, in a 72 h test period. When alternative food was added to the containers, mortality rates declined to 16% and 10.3% for <i>Ae. aegypti</i> and <i>Cx. pipiens</i> respectively. When 50 first instar larvae of each of the two mosquito species tested were placed together with a single adult female of <i>M. annulatus</i>, mortality rates were 75.5% for Ae. aegypti larvae and 23.5% for Cx. pipiens larvae in a three day test period. Different density of adult females of <i>M. annulatus</i> ranged from 5 to 25 females produced mortality rates of <i>Ae. aegypti</i> first instar larvae from 50% to 100% respectively. When a single adult female of <i>M. annulatus</i> was exposed to an increasing number of first-instar <i>Ae. aegypti</i> larvae ranging from 10 to 100, 100% mortality was recorded from 1 to 25 larvae, then mortality declined to 30% with 100 larvae. The average larvae killed per 24 h period by a single copepod were 29. |
format |
Articulo Articulo |
author |
Micieli, María Victoria Martí, Gerardo Aníbal García, Juan José |
author_facet |
Micieli, María Victoria Martí, Gerardo Aníbal García, Juan José |
author_sort |
Micieli, María Victoria |
title |
Laboratory evaluation of Mesocyclops annulatus (Wierzejski, 1892) (Copepoda: Cyclopidea) as a predator of container-breeding mosquitoes in Argentina |
title_short |
Laboratory evaluation of Mesocyclops annulatus (Wierzejski, 1892) (Copepoda: Cyclopidea) as a predator of container-breeding mosquitoes in Argentina |
title_full |
Laboratory evaluation of Mesocyclops annulatus (Wierzejski, 1892) (Copepoda: Cyclopidea) as a predator of container-breeding mosquitoes in Argentina |
title_fullStr |
Laboratory evaluation of Mesocyclops annulatus (Wierzejski, 1892) (Copepoda: Cyclopidea) as a predator of container-breeding mosquitoes in Argentina |
title_full_unstemmed |
Laboratory evaluation of Mesocyclops annulatus (Wierzejski, 1892) (Copepoda: Cyclopidea) as a predator of container-breeding mosquitoes in Argentina |
title_sort |
laboratory evaluation of mesocyclops annulatus (wierzejski, 1892) (copepoda: cyclopidea) as a predator of container-breeding mosquitoes in argentina |
publishDate |
2002 |
url |
http://sedici.unlp.edu.ar/handle/10915/82967 |
work_keys_str_mv |
AT micielimariavictoria laboratoryevaluationofmesocyclopsannulatuswierzejski1892copepodacyclopideaasapredatorofcontainerbreedingmosquitoesinargentina AT martigerardoanibal laboratoryevaluationofmesocyclopsannulatuswierzejski1892copepodacyclopideaasapredatorofcontainerbreedingmosquitoesinargentina AT garciajuanjose laboratoryevaluationofmesocyclopsannulatuswierzejski1892copepodacyclopideaasapredatorofcontainerbreedingmosquitoesinargentina |
bdutipo_str |
Repositorios |
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1764820488112046084 |