Table 4.
Efficacy of methanolic extracts of nine plant species against Anopheles stephensi
| No | Plant name | LC50 (ppm) | 95% FL | LC90 (ppm) | 95% FL | Slope±SE | Heterogeneity (df) | Regression equation |
|---|---|---|---|---|---|---|---|---|
| 1 | Annona reticulata* | 262.71 | 197.21–337.54 | 636.94 | 457.41–1434.98 | 3.33±0.49 | 2.89(3) | Y=3.33X±3.06 |
| 2 | Cosmos bipinnatus | 258.39 | 105.36–471.41 | 1048.00 | 544.56–1326.18 | 2.10±0.45 | 5.74(3) | Y=2.10X±0.68 |
| 3 | Gossypium herbaceum | 298.80 | 62.13–768.79 | 1221.72 | 564.60–1130.12 | 2.09±0.55 | 8.40(3) | Y=2.09X±0.18 |
| 4 | Laurus nobilis | 336.57 | 222.28–475.98 | 1197.75 | 757.60–3516.32 | 2.32±0.33 | 2.82(3) | Y=2.32X±0.87 |
| 5 | Abutilon indicum | 372.81 | 231.41–532.21 | 1000.95 | 655.62–4054.35 | 2.98±0.56 | 4.51(3) | Y=2.98X±2.68 |
| 6 | Hyptis suaveolens | 391.66 | 361.46–422.54 | 843.60 | 748.86–986.10 | 3.84±0.31 | 1(3) | Y=3.84X±4.97 |
| 7 | Passiflora foetida | 441.01 | 409.18–473.62 | 922.27 | 820.34–1077.59 | 3.99±0.33 | 1(3) | Y=3.99X±5.57 |
| 8 | Annona glabra | 448.78 | 338.06–570.24 | 900.18 | 675.62–1951.54 | 4.23±0.69 | 3.94(3) | Y=4.23X±6.24 |
| 9 | Thespesia populnea | 840.69 | 801.16–880.57 | 1344.01 | 1249.14–1478.27 | 6.28±0.50 | 1(3) | Y=6.28X±13.39 |
Note: LC50 median lethal concentration, FL, fiducial limits, LC90 lethal concentration, df, degree of freedom.
*
Difference in LC50 from the extracts of other eight plants is significant based on non-overlapping 95 % fiducial limits (P< 0.05).