abstract |
PCT No. PCT/KR97/00123 Sec. 371 Date Dec. 21, 1998 Sec. 102(e) Date Dec. 21, 1998 PCT Filed Jun. 25, 1997 PCT Pub. No. WO98/00394 PCT Pub. Date Jan. 8, 1998The present invention relates to a novel benzoyl urea derivative which exhibits potent growth-retarding activity against pests and which is represented by formula (I), in which A represents N or CH, and X1 and X2 independently of one another represent hydrogen, fluoro, chloro or bromo. |