| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an artificial mist producing equipment properly and securely preventing flow out of mist to the outside of a farm field such as peripheral roads and houses while retaining a advantages of the use of the artificial mist in cost and appropriate frost protection. SOLUTION: The farm field (A) in this method has plural mist nozzle lines 1-1, 1-2, 1-3,...1-n each of which has a length same to the whole length of the other side of the farm and installed with multiple mist nozzles 5 in the longitudinal direction, parallelly lined at equal interval including both ends and center of a side of the farm field (A). A controller 12 controlling the artificial mist sprayed from each nozzle line 1-1, 1-2, 1-3,...1-n so as, not to flow out from the farm (A), responding to a detected signal S from a mist detecting sensor 13 detecting the mist flowing out from the farm A to the peripheral roads R of the farm A.</p> |
