| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a system for water purification and rearing living aquatic resources by utilizing a floating body, which uses a floating body that has durability and is inexpensively made, continuously purifies water, has high water purification ability, rears useful living aquatic resources and reduces a total cost. <P>SOLUTION: The system for water purification and rearing living aquatic resources, by utilizing a floating body includes the steps of: integrally forming a foamed buoyancy body around a ring-shaped body into the floating body; fixing a basket-like mesh material on the central opening part of the floating body so as to hang the basket-like mesh material from the floating body; holding corbicula in the inside of the floating body; and arranging the floating body holding the corbicula in a brackish-water region or in a freshwater region in advanced eutrophication. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
