| 摘要 |
Phenylbenzoylureas of the disclosure The invention relates to novel N-¢3-halo-4-(hexafluoropropoxy)-5-trifluoromethyl!phenyl-N'-benzoylureas of the formula <IMG> wherein R1 is hydrogen or halogen and R2 and R3 are halogen, to a process and intermediate for the preparation of these compounds, and to compositions containing them for use in pest control, in particular for controlling insects and representatives of the order Acarina that attack plants and animals. The novel compounds exhibit in particular larvicidal activity.
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