abstract |
A use of a triterpenoid to improve the phenomenon of algal blooms, which is administered to a freshwater body to inhibit excessive proliferation of algae cells in the freshwater body; wherein the triterpenoid is selected from the group consisting of dehydrogenation Perforated acid, dehydrothiochromic acid or 1,4-dimethyl-2,3-methylenedioxy-5-ethylbenzene. |