Toxicity of Nerium Oleander extracts on Culex pipiens Mosquitoe

A.H.Albosefy, T.E.Emaraa (1)
(1) , Libya

Abstract

This study was carried out to evaluate the bio efficacies of Etanol and petroleum ether extracts from Nerium oleander  ( Leaves ) against 4th  instar larvae of Culex pipiens mosquitoes by using six concentrations 0.3 , 0.7, 1.5 , 3.0 , 6.0 and 12.0 ppm .The toxicity increased with increasing the period of exposure .On the other hand , Petroleum ether extract elicited the highest effect on larvae than ethanol extract . The results revealed that the difference of temperatures between 27 ± 2 and 32 ± 2 C° elicited on larvae sensitivity especially with decreased values of Mortality at all treatments.  

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Authors

A.H.Albosefy, T.E.Emaraa
عائشة حامد امحمد البوسيفي و طلعت السيد عمارة. (2018). Toxicity of Nerium Oleander extracts on Culex pipiens Mosquitoe . Journal of Pure & Applied Sciences, 17(1). https://doi.org/10.51984/jopas.v17i1.110

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