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Evaluation of Larvicidal Activity of Essential Oil from Leaves of Coccinia grandis against Three Mosquito Species

To study the chemical constituents and larvicidal activity of essential oil extracted from the leaves of against three mosquito species. Essential oil was extracted by hydro distillation using clevenger apparatus and was analyzed for chemical constituents by gas chromatography-mass spectrophotometry...

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Bibliographic Details
Published in:Journal of Arthropod-Borne Diseases 2017-06, Vol.11 (2), p.226-235
Main Authors: Mohammed, Shahid Iqbal, Vishwakarma, Kishor Sukhlal, Maheshwari, Vijay Laxminarayan
Format: Article
Language:English
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Summary:To study the chemical constituents and larvicidal activity of essential oil extracted from the leaves of against three mosquito species. Essential oil was extracted by hydro distillation using clevenger apparatus and was analyzed for chemical constituents by gas chromatography-mass spectrophotometry (GC-MS). Larvicidal activity was recorded after 12 and 24h of post-exposure against three mosquito species, , and . Dead larvae were identified when they failed to move after probing with a needle in the siphon or cervical region. The LC and LC values for three mosquito larvae were calculated by Probit analysis. The GC-MS analysis revealed that essential oil contains 23 different constituents. Out of these 23 constituents, major constituents identified were n-tetracosane (39.18%), n-eicosane (30.04%), tetratriacotane (2.97%), 7-octadecanal (2.81%), and tricosane (2.31%). Essential oil from leaves of exhibited significant larvicidal activity against with LC and LC values 39.41ppm and 123.24ppm, respectively. This was followed by and with LC and LC values of 48.20ppm, 131.84ppm and 52.80ppm, 135.48ppm, respectively after 24h of exposure. The results could be useful in developing a cost effective, ecofriendly, region specific and practical strategy for the control of mosquito vectors.
ISSN:2322-1984
1735-7179
2322-2271