| 摘要 |
<p>The invention relates to the field of horticulture and forestry, namely to a device for administration of phytosanitary substances in woody plants.The device, according to the invention, comprises a feed tank (2) for phytosanitary substances (3), a unidirectional bypass valve (6) and a unidirectional diffusion membrane (7), as well as a feed micropump (5) of pulsating membrane type, wherein the unidirectional diffusion membrane (7) is made of a textile material or a millipore-type microporous polymer, and the feed micropump (5) is made with the possibility of piezoelectric actuation. The device also comprises a control system (1) and a clamp ring (9) provided with locking rods (4) and a clamp plate with an adjustable flat spring for fixation to the stem of the plant (10).The result is to provide the dosing administration of phytosanitary substances into the vascular system of the plant and the penetration of active substances in all tissues of the plant.</p> |
