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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.