| 摘要 |
The invention relates to a device enabling treatment substances to be sprayed onto and diffused over the foliage of plants being grown in rows without loss of substance and with maximum effectiveness. It consists of a box 1 in which circulates blown air which leaves via orifices 2 diffusing the substances sprayed by nozzles. The pivoting 7 of the box makes it possible to move the spray closer to or further away from the foliage. <IMAGE>
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