Fig. 1From: Molluscicidal effect of Achyranthes aspera L. (Amaranthaceae) aqueous extract on adult snails of Biomphalaria pfeifferi and Lymnaea natalensis Relative sensitivities of B. pfeifferi and L. natalensis snails to various concentrations of A. aspera aqueous leaf extract. Broken line (-----) = B. pfeifferi, Solid line (_____) = L. natalensis Back to article page