Table 3 Molluscicidal effect of A. aspera aqueous leaf extract against B. pfeifferi and L. natalensis adult snails in terms of LC50 and LC90 values with 95% confidence limits (CL)
Snail species | Time | LC50 with CL | LC90 with CL | χ 2 | Slope |
|---|---|---|---|---|---|
B. pfeifferi | 24 h | 72.4 (66.5-78.1) | 96.5 (88.0-112.6) | 7.264 | 10.247 |
48 h | 69.9 (63.5-74.9) | 93.8 (84.9-110.9) | 5.063 | 9.650 | |
72 h | 64.7 (58.5-70.7) | 92.8 (82.9-112.7) | 5.092 | 8.184 | |
L. natalensis | 24 h | 69.5 (63.7-75.2) | 93.9 (85.4-109.8) | 1.021 | 9.824 |