| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To reduce cost of water quality improvement of large volume of muddy water in a pond, a lake, or the like, and to simplify an apparatus therefor. <P>SOLUTION: Natural porous shells are used as a raw material on which microorganisms are immobilized and the raw material is blended with microorganisms and a safe polymer agent, thereby realizing flocculation and decomposition of organic materials. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
