| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a nitrogen compound removal system which can efficiently remove nitrogen compounds in the water of a marsh, a river, a lake, or the like with a simple structure. <P>SOLUTION: The nitrogen compound removal system 1 comprises a container 13 for accommodating biodegradable polycaprolactone (PCL), and an agitation device 15 for agitating the biodegradable polycaprolactone (PCL) accommodated in the container 13. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
