There are disclosed N-benzyl-2-(4-fluoro-3-trifluoromethylphenoxy)butanoic amide represented by the formula:
 and a herbicidal composition containing the same as an active ingredient.  
                            本发明公开了由式表示的 N-苄基-2-(4-
氟-3-三
氟甲基苯氧基)丁酰胺:
 和一种除草组合物,其活性成分中含有 N-苄基-2-(4-
氟-3-三
氟甲基苯氧基)丁酰胺。