Conclusions
1. Crude extracts from Cosska fistula L's funuculus at 0.25% w/v has the best efficiency to eliminate the Aedes aegypt's 4th instar Larvae. Its LC30 (0.18 g/100cm3)
less than crude extracts from cassia fistula L's pericarp's LC50(193 g/100cm2)
2. Crude extracts from Cassia fistula L's funiculus at 0.40% w/v has the best efficiency on mortality of Aedes aegypti's pupae. Its LC30 , is 0.22g/100cm3.
3. product can take the place of Abate