Vol. 6, Issue 6, Part A (2019)

Methodology: The plant sample was collected, dried, ground and the crude extract was prepared by soxhlet apparatus using hydroethanol (1:2) as a solvent. Stock solutions were prepared with aged and fresh crude leaf extract in various concentrations such as 50, 100,150, 200, 250 ppm from the stock and mortality of larva were observed within 24 hours.

Result: Complete mortality was observed in 200 ppm within 18-19 hours. The result of present study reveals that, Solanum lycopersicum esculentum crude leaf extract to assassination of mosquitos with a lower amount of plant extract.