There are disclosed a compound formula (I): ##STR1## wherein R.sup.1 represents a chlorine atom or a bromine atom; R.sup.2 represents methyl or ethyl; and X represents methyl or methoxy; a herbicidal composition containing the same as an active ingredient; and a method of use of the compound represented by formula (I) for controlling the growth of weeds without harm to crop plants in the same location.
公开了一种化合物式(I): ##STR1## 其中R.sup.1代表
氯原子或
溴原子; R.sup.2代表甲基或乙基; X代表甲基或甲氧基; 包含该化合物作为活性成分的
除草剂组合物; 以及使用化合物式(I)所代表的化合物的方法,用于在相同的位置控制杂草的生长而不对作物植株造成伤害。