| 摘要 |
Disclosed is a novel herbicide. Specifically disclosed are a pyrazole sulfonylurea compound represented by the following formula (1) (wherein R1 represents a C1- 3 alkyl group; R2 represents a hydrogen atom, C1-3 alkyl group, C1-3 haloalkyl group or the like; R3, R4, R5 and R6 independently represent a hydrogen atom, C1-3 alkyl group or the like and at least one of R3, R4, R5 and R6 represents a C1- 3 alkyl group or C1-3 haloalkyl group; X and Y independently represent a C1-3 alkyl group or the like; and Z represents a nitrogen atom or a methine group) and a salt of such a pyrazole sulfonylurea compound acceptable as an agricultural chemical. Also disclosed are an agricultural chemical composition containing one or more substances selected from such pyrazole sulfonylurea compounds and salts thereof as active constituents, and a herbicide containing one or more substances selected from such pyrazole sulfonylurea compounds and salts thereof as active constituents. ® KIPO & WIPO 2007
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