Mixed herbicide containing imazamox and fluazifop p-butyl

The invention discloses a mixed herbicide containing imazamox and fluazifop p-butyl. Imazamox and fluazifop p-butyl are the main effective components of the herbicide. The mass ratio of imazamox to fluazifop p-butyl is 0.1-80: 0.1-80. The provided mixed herbicide is used in the post-emergence in soybean fields to kill weed, and has the advantages of wide weed killing spectrum, rapid effect, high efficiency, low toxicity, safety, and environment-friendliness.