| 摘要 |
PURPOSE:To obtain the titled device capable of carrying out aquiculture simply, readily and surely, by detachably packing trays capable of containing a nutritive solution to a given water level to a main body of a case in a multistage way and equipping the main body of the case with a nutritive solution circulating device. CONSTITUTION:Culture plants P are planted in trays 3 of a main body 1 of a case, a nutritive solution is fed to the trays by a nutritive solution circulating device 5 equipped with a tank 9 and a pump while maintaining a given water level in the trays and recovered. The main body 1 of the case is mobile and the trays are packed in a multistage way and save space. |
