| 摘要 |
PURPOSE:To provide the non-soil culture device having a medium not requiring its dumping, exchange and disinfection due to the remarkable excellent regeneration ability of a raw material used as the medium and capable of being continuously used over a long period by supplying the used and reduced portion of the medium, not requiring an installation for supplying a calcium fertilizer raw solution, having durability also against the partial interruption or stoppage of the fertilizer raw material supply, excellent in water retainability, fertilizer retainability and antibacterial property, and not harmful to man and beast. CONSTITUTION:This non-soil culture device is provided with a container 1 whose upper surface is opened, a medium 2 received in the container and comprising particles consisting at least mostly of coral fossils as a raw material having many pores, a plant 3 set in the medium, and a water-containing fertilizer 4 supplied into the medium. |
