Larvicidal efficacy of Annona squamosa plant extracts against Culex quinquefasciatus mosquito larvae.

Dr. J. B. Nayak; R. Sunil kumar; G. Ramkishan

Volume : IV, Issue : VII, July - 2015

Larvicidal efficacy of Annona squamosa plant extracts against Culex quinquefasciatus mosquito larvae.

Dr. J. B. Nayak, R. Sunil Kumar, G. Ramkishan,

Abstract :

Mosquitoes are associated with the transmission of malaria, dengue, chikungunya, japanese encephalitis, filariasis and other viral diseases throughout the globe. Mosquito–borne diseases have an economic impact, including loss in commercial and labor outputs, particularly in countries with tropical and subtropical climates; however, no part of the world is free from vector–borne diseases. The present study was carried out to establish the properties of leaf extract of Annona squamosa was tested for larvicidal activity against Culex quinquefasciatus mosquito. The extracts of Annona squamosa commonly available and growing in India were tested for larvicidal activity against the 4th instar larvae of Culex quinquefasciatus using standard WHO technique. The lethality varied in plant methanolic extracts of Annona sqamosa was found most effective and 100% result was observed in this treatment.