Novel diphenyl ether hydrazine derivatives, particularly 2-nitro-5 (nucleus-substituted phenoxy) phenylhydrazine derivatives are provided. They are useful as a selective herbicide having a high herbicidal acitivity and residual efficacy.
新型
二苯醚肼衍
生物,特别是2-硝基-5(核取代苯氧基)苯基
肼衍
生物已提供。它们作为一种具有高除草活性和残留效果的选择性
除草剂是有用的。