| 摘要 |
PROBLEM TO BE SOLVED: To provide a plant cultivation device capable of improving utilization efficiency of light at a low cost.SOLUTION: A plant cultivation device 101 comprises: a light source 103 which outputs first light; fluorescent body 106 which emits second light by stimulation of the first light; cultivation tank 104 which supplies at least water component to plants 102 to be cultivated, in which the cultivation tank 104 holds the plants 102 to be cultivated and has a cultivation surface 105 on a boundary between the plants 102 to be cultivated and the tank, the light source 103 irradiates the plants 102 to be cultivated and the fluorescent body 106 with the first light, the fluorescent body 106 is positioned above the cultivation surface 105 and positioned below tip portions of the plants 102 to be cultivated.SELECTED DRAWING: Figure 1 |
