| 摘要 |
The present invention relates to a wood injection needle for injecting medicine to plants. The wood injection needle in the present invention comprises a trocar which has two opening ends on two sides of a hollow pipe and a plurality of thermal holes on the wall of the hollow pipe; a perforation needle which is inserted in the trocar and closes the trocar and has a perforation blade to perforate the trunk of plants; a drill stick having a screw thread which is inserted in the trocar and deeply perforates the trunks of the plants; and a closing prevention stick which is a porous material and prevents the perforated space from being closed by being seated in the trocar. According to the present invention, the method of the wood injection needle has no limitation on time, space, workforce, economy and environment. |
