| 摘要 |
A hydroponics unit for research, teaching, domestic gardening and the like. In the cover (2) of a vessel (1) holding a stationary body of nutrient solution (11) and an air space (12) above it communicating with the ambient atmosphere, there are provided aerating device (6) adapted to suck nutrient solution from the body of the solution (11) in the vessel (1) and to spray it in atomized form into said air space (12) and at the same time to agitate the solution. |
