| 3. | The resistance strain showed low cross - resistance to methoxyfenozide , but it showed no cross - resistance to cyhalothrin , deltamethrin , beta - cypermethrin , phoxim , chlorpyrifos , methomyl , emamectin , fipronil and chlorfluazuron , with resistance ratios ranged from 0 . 83 - to 1 . 63 - fold
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