seed methanol of A. precatorius, flower methanol of M. paradisiaca, flower bud hexane extract of S. aromaticum against the fourth instar larvae of Cx. vishnui (LC50 = 136.84, 103.36 and 149.56 毺g/mL; LC90 = 1248.23, 340.44 and 995.56 毺g/mL), respectively. Chi-square value was significant at P< 0.05 level (Table 2).