| abstract |
(57) [Summary] [Structure] General formula [Chemical formula 1] [Wherein R 1 and R 2 are the same or different and represent a hydrogen atom, a C 1 -C 6 alkyl group or the like, R 3 and R 4 are the same or different and are a C 1 -C 6 alkyl group, a C 1 -C 6 alkoxy group or Represents a halogen atom, X is CH or N , Z represents CH or N, W represents an oxygen atom or a sulfur atom, and Y 1 , Y 2 , and Y 3 represent a hydrogen atom, a halogen atom, or the like. ] The naphthol derivative shown by these, and the herbicide which makes it an active ingredient. [Effect] The compound of the present invention exhibits excellent herbicidal activity against various weeds which are problematic in soil treatment and foliage treatment in upland fields, and irrigation treatment in paddy fields. |