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Table 4 Survival of eggs, larvae and nymphs of Dermacentor reticulatus 48 hours post application of permethrin

From: Sensitivity to permethrin in a Dermacentor reticulatus population from eastern Poland in laboratory study

Acaricide Acaricide concentration (%) Eggs (%) Unfed larvae (%) Unfed nymphs (%)
N1 = 141 984 N2 = 1 800 N3 = 360
Permethrin 0.01563 0.00 6.7 20.0
0.03125 0.00 0.00 6.7
0.0625 0.00 0.00 6.7
0.125 0.00 0.00 0.00
0.250 0.00 0.00 0.00
Control 93.3 98.1 96.7
  1. N1-number of D. reticulatus eggs used to determine the survival under the influence of different permethrin concentrations; N2- number of D. reticulatus larvae used to determine the survival under the influence of different permethrin concentrations; N3- number of D. reticulatus nymphs used to determine the survival under the influence of different permethrin concentrations.