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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)

From: Molluscicidal effect of Achyranthes aspera L. (Amaranthaceae) aqueous extract on adult snails of Biomphalaria pfeifferi and Lymnaea natalensis

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