| 摘要 |
<p>Apparatus (10) for applying mist or spray to an environment such as one in which plants (11) are growing including a monitoring head (12) arranged in the environment to sense the humidity therein by measurements of temperature and a control device (13) for actuating mist or spray heads (15) to apply mist or spray to the plants (11) in accordance with the humidity sensed by the monitoring head (12).</p> |
