Table 3 Fipronil deer feed efficacy in preventing Ixodes scapularis females from reaching engorgement and detaching
Test group | FDF exposure time (h) | Number of days post-exposure for tick challenge | Engorged females/deer by day 8 after ticks introduced (average ± SD) | Treatment efficacy (%) |
|---|---|---|---|---|
T48 | 48 | 7 | 0.25 ± 0.50 | 95.6 |
21 | 3.00 ± 3.16 | 46.7 | ||
Cumulative | 1.63 ± 2.56 | 71.1 | ||
T120 | 120 | 7 | 0 | 100 |
21 | 0.25 ± 0.50 | 95.6 | ||
Cumulative | 0.13 ± 0.35 | 97.8 | ||
Control |  |  | 5.63 ± 4.98 |  |