| the molluscicidal activity of plants used in brazilian folk medicine. | in a continuing search for new compounds for the control of the vectors of schistosomiasis, we have tested the activity of some brazilian medicinal plants as sources of molluscicidal natural compounds, using two molluscicidal bioassays. twenty-seven crude extracts, from twenty-six species belonging to nineteen families, were tested. seven extracts showed significant molluscicidal activity against biomphalaria glabrata adults with dl50 values of less than 50 ppm, and five of them were very active ... | 2000 | 10715846 |