Spartina davidii removing method

The invention relates to the field of spartina alterniflora, in particular to a spartina alterniflora removing method, which comprises the following steps of: determining a target area in which spartina alterniflora needs to be removed and marking by collecting a mud flat terrain; after ebb tide, a high-pressure water gun is used for conducting cruising high-pressure washing in the groove of the target area, so that the roots of the milkvetch roots are separated from the groove; raking the sparkling weed roots separated from the grooves from water to a plurality of stacking areas by using a weed rake; the method comprises the following steps: centrally stacking the Apricot root systems in a plurality of stacking areas, covering molecular films on the Apricot root systems by using a film covering and compacting machine, and compacting to promote the fermentation and composting of the Apricot root systems; the cleaning tool is used for solving the problems that a cleaning tool is prone to sinking, the cleaning