Fuente: WIPO "tomato" The present invention relates to 2-phenoxybutanoylamide compounds of formula (I) (I) or agriculturally acceptable salts or stereoisomers thereof wherein the variables X, R1, R2, R3, R4, R5 and R6 are defined as given in the description and claims. The invention also relates to compositions comprising the compounds I and to the use of the compounds I or the corresponding compositions for controlling undesired vegetation. Furthermore, the invention relates to methods for controlling undesired vegetation by using the compounds I or the corresponding compositions.