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Table 4 Bioassay test results of base and DDT selected F8 An. arabiensis from Gorgora.

From: Insecticide resistance in Anopheles arabiensis (Diptera: Culicidae) from villages in central, northern and south west Ethiopia and detection of kdr mutation

Insecticide Number tested % mortality KT50(minutes) % mortality in base KT50(minutes) in base
Permethrin 100 52.0* No. KD 85.0 19.6 (17.5-21.6)
Deltamethrin 100 98.0 29.3 (27.0-31.5) 80.6 25.3 (23.2-27.5)
  1. No. KD = only 56% were knocked down * Control mortality was less than 5%.