Claim 1: synergistic herbicide composition, characterized by the presence of an effective herbicide amount (a) a formulated compound (1) or salt, or an agricultural acceptable herbicide, and (b) VLCFA and herbicides that impede fatty / fatty acid synthesis. Claim 2: the composition of claim 1, characterized in that (a) is composed of formula (1),1. A compound formula (1) of c83321a-833183248e,o un ster de bencilo del compuesto de la f rmula (1) Reivindicaci n 3 La composici n de cualquiera de las reivindicaciones 1 - 2 caracterizada porque (b) es por lo menos un compuesto o una sal agr colamente aceptable un cido carbox lico una A herbicide safety agent 6. Claim 6: a method for controlling undesirable vegetation, characterized in that the method involves linking vegetation or vegetation location with soil or water, or applying to soil or water to prevent eruption or vegetation growth, as (a) an effective weed control agent for a formula compound (1) or salt, Or an agricultural acceptable ester and a VLCFA and a herbicide that inhibit fat / fatty acid synthesis. 11. Claim 11: the method of any category 6-10 claim characterized by glyphosate resistant crops controlling unwanted vegetation,5-phenol-glucose-3-phosphate (EPSP) inhibitor；Glucosamine, glucosamine inhibitor, digamba inhibitor, auxina phenyl, pyridinediol auxina, synthesis auxina, auxina transport inhibitor, ariloxinylacetone, cycle six intersection, phenyl pyridine, acetylcholesterol inhibitor1. Pyridinic acid, sulfonylfluoride, pyridinediol thiobenzoic acid, pyridinediene diacylpyridine, sulfamoyl carbamate, octyl acrylate inhibitor (ALS) or octyl acrylate；Inhibitors of 4-hydroxyphenyl-pyridyl-dioxygenase (HPPD)For loose plant inhibitors, carotenoid biosynthesis inhibitors, oxidase primordin inhibitors (PPO),Cellulose biosynthesis inhibitor, Mississippi inhibitor, micrograph inhibitor, long chain fatty acid inhibitor, fatty acid and fatty acid biosynthesis inhibitor, photoelectric system I inhibitor, photo
