Acknowledgments The authors would like to thank the National Natural Science Foundation of China (grant No. 30471506, 30570322, 39670654, 30671818) and the Science and Technology Foundation of Forest (No. 2006BAD03AI 5) for providing funds to the research.
This paper has analyzed allelopathic effects ofNerium indicum on Oncomelania hupensis through triterpene sapogenins, a potential molluscicide. The snails were treated under six various concentrations (0, 20, 40, 60, ...