地膜开孔器与定植开穴器是日本最近登记的两项专利。 1.地膜开孔器;是一种在地面覆盖的塑料薄膜上切割播种或定植孔的农具(图—a)。它的工作部分为齿形切割刀盘,上部为手柄。使用时,手持开孔器,可沿畦边走边在地面覆盖的薄膜上开孔。孔的间距可根据不同作物和不同品种的栽培要求而自由掌握。切 Film hole opener and colonizer are two recently registered patents in Japan. 1. Membrane hole opener; It is a kind of tool for cutting sowing or planting holes on the plastic film covered by the ground (Figure-a). It is part of the work of the toothed cutter head, the upper part of the handle. When used, the hand-held hole opener can be used to open a hole in the film covered by the floor when walking. Hole spacing can be based on different crops and different varieties of cultivation requirements and freedom to grasp. cut