Save fertilizer by more than 40%，do not bend, don't have to dig soil, fertilizers can by venturi fertilizer applied to the root of the plants.
Minimum damage membrane: after laying mulch, dig ditches to put fat at least destroy 10 square centimeters of above mulch, and venturi fertilizer damage only 2 cm square film
Can reduce the planed pit damage to crops root: the roots of the crop damage small and is certain to increase production
Make the fertilizer rate to achieve uniform, uniform depth of the fertilizer, fertilizer are almost consistent distance, it is very beneficial to the growth of crops, also is certain to increase production
Can reduce the soil harden: because the location of the fertilizer into the soil under appropriate crops root, rarely fully absorbed by crops soil residual fertilizer
