Bifenazate and milbemectin miticide composition and application thereof

The present invention relates containing bifenazate and milbemectin acaricidal compositions and their use. The acaricidal composition bifenazate and milbemectin mainly, adding auxiliaries and excipients, formulated as microemulsions, wettable powders, water dispersible granules, suspensions, emulsifiable concentrates or aqueous emulsion. Wherein bifenazate and milbemectin mass ratio 200:1 parts to 1:50. The acaricidal composition having excellent synergistic effect can be prevented, and resistant against pests, to extend the life of pesticides. The compositions for controlling application crops, pest mites on various oil crops and crops, in particular suitable for controlling two-spotted spider mite, mite, Tetranychus cinnabarinus, Tetranychus truncated, yellow tea mite, rust mites, The effect was significantly higher than two agents alone.