Table 3. Larvicidal activity of Azolla pinnata extracts against early 4th instar larvae of Ae. Aegypti.
| Extraction Method | Na | LC50(mg/L)(95% LCL-UCL) | LC95(mg/L)(95% LCL-UCL) | X2 | df | R |
|---|---|---|---|---|---|---|
| Maceration | 100 | 1280(1119–1387)Y = -21.871+7.038X | 1520(1408–1600)Y = -21.871+7.038X | 30* | 12 | 0.986 |
| Soxhlet | 100 | 1093(1038–1151)Y = -22.890+7.533X | 1343(1266–1453)Y = -22.890+7.533X | 30* | 16 | 0.979 |
Na; total number of mosquitoes larvae used; n = 25 with 4 replicates
LC50; Lethal concentration 50% mortality, LC95; Lethal concentration 95% mortality
LCL;lower confidence limits, UCL; upper confidence limits
(χ2); Pearson chi square, df; degrees of freedom, R; Pearson’s R
(Note: Chi-square values with asterisk"*" are significant P<0.05).