Used to crush potato seedlings for easy potato harvesting. It has the characteristics of simple structure, reasonable layout and convenient operation and maintenance. This machine uses special blades to run at high speed to generate negative pressure, suck up the seedlings at the bottom of the ridge, and the blades to run at high speed will crush it. The seedling killer can be used with walking tractors. It has the characteristics of compact structure, good mobility, reasonable layout, stable work, strong applicability, and simple maintenance.