| 摘要 |
Pyrethroid esters of the formula (I) <IMAGE> (I) potentiate the activity of each other against arthropod pests. Values of R2 and R3 include halogen and R includes phenoxybenzyl and alpha -cyanophenoxybenzyl. Compositions comprise of two or more esters of (I) and formulations comprise such compositions in association with a carrier. The esters (I) are used to combat arthropods.
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