Tobacco one kind of ethyl herbicidal composition in maize

The present invention discloses a cornfield Tobacco ethyl herbicidal composition, the active ingredients in the composition nicosulfuron, bromoxynil octanoate and bis florasulam, where, nicosulfuron % of the composition by weight 0.5% to 20%, bromoxynil octanoate weight percentage of the composition is 1% to 30%, bis florasulam weight percentage of the composition is from 0.1% to 20%. Compositions of the invention may be formulated to allow for the use of agriculturally dispersible oil suspensions, suspensions, water dispersible granules, or wettable powders. Component complex with principles of the invention, exhibit a significant synergistic effect, improved weed control effect on cornfield, cornfield weed control spectrum enlarged, increasing fast-acting, prolonged persistence, and reduces the drug cost, dosage forms prepared well for the security of corn. Preferred compositions of the invention control effect on cornfield gramineous weeds and broadleaf weeds.