#$%^&*AU2018100609A420180614.pdf#####Abstract The present invention relates to a technical method for increasing the efficiency of a systemic herbicide. The systemic herbicide is combined with a potentiator and an additive acceptable for pesticides to produce a compound herbicide composition preparation, with a mass ratio of the herbicide to the potentiator at 100:0.005 to 100:1000. Compared with the prior art, the synergistic compound herbicide according to preferred embodiments of the present invention can significantly improve the weeding biological activity compared with the use of a single ingredient； reducing the dosage, costs and environmental pollution.
