| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a plant cultivation device capable of suppressing the proliferation of adhesive bacteria inside the plant cultivation device and floating bacteria in a cultivation space while suppressing adverse effect on the growth of plants.SOLUTION: A plant cultivation device 1 comprises: a cultivation chamber 3 whose front face is opened/closed by a door 4; cultivation trays 7 placed on an inner bottom surface of the cultivation chamber 3, in which the cultivation chamber 3 is sectioned in three stages in a vertical direction, and also on a top surface of each partition part 5; illumination parts 8 provided for a ceiling part of each stage; an air outlet 10 which is provided for an upper part of the wall part of each stage and blows out air into the cultivation chamber 3 upward by 30° from the horizontal direction; a return port 11 from which air in the cultivation chamber 3 outflows; an air duct 9 that allows the return port 11 and the air outlets 10 to communicate with each other; an air fan 12 that circulates air flowing into the air duct 9 from the return port 11 toward the air outlets 10 inside the air duct 9; and an ion generator 13 that ejects ions to the air circulating through the inside of the air duct 9.</p> |
