用开张夹开张苹果幼树枝条角度,使用方便,效果明显,特别是在矮化密植的幼树上更为适用,是一种较理想的果树枝条开张工具。 1.开张夹的制作废旧自行车、架子车上的辐条和粗铁丝等,均可作为夹子材料。用钳子或曲形器先将其弯曲成图1—1状,然后将两端向内弯成图1—2状,两臂夹角为110°左右即可,也可一次弯成。 Open the folder with the opening angle of young apple tree branches, easy to use, the effect is obvious, especially in the dwarf and dense saplings more suitable, is a more ideal tool for opening branches of fruit trees. 1. Open clip production of used bicycles, spokes on the shelf car and thick wire, etc., can be used as a clip material. Use pliers or preformer to bend it into the shape of figure 1-1 first, and then bend both ends inward into figure 1-2, the angle between the two arms can be about 110 °, but also can be bent at one time.