Herbicide for wheat fields

The invention discloses a herbicide for wheat fields. The herbicide comprises the following components by weight percent: 10-20% of a first active and effective ingredient, 10-70% of a second active and effective ingredient, 5-10% of an additive and 5-90% of a filler, wherein the first active and effective ingredient is tembotrione; the second active and effective ingredient is terbuthylazine/nicosulfuron; the additive is an emulsifier; the filler is a high clay and organobentonite mixture. The herbicide for wheat fields is an efficient, targeted, environment-friendly, secondary-toxicity-free, no-residue, pollution-free, ecological balance keeping and nuisanceless novel pesticide, is an important guarantee for realizing ecological agriculture, green ecological agriculture and green enterprises, and has an extensive prospect.