Table III.
Molluscicidal activities of Solanum nigrum var. villosum extracts, after 48 hours exposure time, against Galba truncatula.
| Extract | Leaves |
Mature fruits |
Immature fruits |
|||
|---|---|---|---|---|---|---|
| LC50 (mg/L) (95% CI) |
LC90 (mg/L) (95% CI) |
LC50 (mg/L) (95% CI) |
LC90 (mg/L) (95% CI) |
LC50 (mg/L) (95% CI) |
LC90 (mg/L) (95% CI) |
|
| Dichloromethane (CH2Cl2) | 31.37 (27.50; 35.24) |
46.53 (39.12; 53.94) |
50.84 (45.53; 58.15) |
64.8 (48.04; 81.21) |
34.41 (30.64; 38.18) |
50.47 (43.97; 56.97) |
| Methanol (MeOH) | 17.51 (14.86; 20.16) |
26.05 (21.97; 30.13) |
0 | 0 | 15.19 (14.38; 96.19) |
18.85 (17.44; 20.26) |
| MeOH-H2O extract (8:2, v-v) | 15.92 (13.43; 18.41) |
23.45 (19.63; 27.27) |
84.83 (43.28; 26.38) |
152.36 (50.32; 254.39) |
3.96 (3.11; 4.81) |
7.49 (6.18; 8.8) |
| Dechlorinated water | 0 | 0 | 0 | 0 | 0 | 0 |
LC50: 50% lethal concentration; LC90: 90% lethal concentration; CI: confidence interval.
CuCl2 showed molluscicidal activity against the mollusca gastropoda Galba truncatula after 48 hours with LC50 = 26.12 (19.35; 31.69) mg/L and LC90 = 62.71 (49.83; 96.50) mg/L; and after 144 hours with LC50 = 6.20 (5.42; 6.94) mg/L and LC90 = 11.34 mg/L.
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