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一、果树开角器 果树开角器主要用在当年生新梢半木质化时改变新梢角度。常见的有弓形开角器和己形开角器。将8～12号铁丝或废旧自行车幅条截成18～20厘米,弯成凹形即弓形开角器;
First, the tree open-angle fruit tree open-angle device is mainly used in the current half-lush new shoots change the perspective of shoots. Common arched opener and hexagon opener. 8 to 12 wire or scrap bike spokes cut into 18 to 20 cm, curved into a concave bow arcuate;