Claim 1: a herbicide composition characterized in that it comprises 3 - [4 - [2 - Chloro - 5 - fluoro - (1 - methyl - 3 - trifluoromethyl - 2.4 - [- 1,2,3,Tetrahidropirimidin - 4 - 3 - il) phenoxy] - 2 - (2-pyridyloxy] ethyl acetate and piroxasulfona.Claim 2: The herbicide composition according to claim 1, characterized in that a Weight of 3 - [4 - [2 - Chloro - 5 - fluoro - (1 - methyl - 3 - trifluoromethyl - 2.4 - [- 1,2,3,Tetrahidropirimidin - 4 - 3 - il) phenoxy] - 2 - (2-pyridyloxy] ethyl acetate to piroxasulfona is 1: 0.1 to 1: 100.Reivindicación 1: Una composición herbicida caracterizada porque comprende [3-[2-cloro-4-fluoro-5-(1-metil-6-trifluorometil-2,4-dioxo-1,2,3,4-tetrahidropirimidin-3-il)fenoxi]-2-piridiloxi]acetato de etilo y piroxasulfona. Reivindicación 2: La composición herbicida de acuerdo con la reivindicación 1, caracterizada porque una relación en peso del [3-[2-cloro-4-fluoro-5-(1-metil-6-trifluorometil-2,4-dioxo-1,2,3,4-tetrahidropirimidin-3-il)fenoxi]-2-piridiloxi]acetato de etilo a la piroxasulfona es de 1:0,1 a 1:100.