| 摘要 |
PURPOSE: To plant aquatic plants at the water's edge of a river, etc., so as not to be washed away. CONSTITUTION: Cylindrical pots 13 having shape retention comprising a water- permeable material made of a synthetic resin such as a drain material are embedded between stones 12 such as cobblestone in water-permeable boxes arranged at the water's edge. A soil material composed of an artificial and a natural materials is packed into the cylindrical pots 13 and aquatic plants 17 are planted in the pots. |
