Table 1.
Dose-dependent response of amitraz against R. (B.) microplus collected from SBS Nagar, Punjab.
| Concentration (ppm) | Number of ticks | Average weight ± SE (mg) | Number of dead ticks (mortality%) | Average egg mass ± SE (mg) | RI (average egg mass/average weight) | IO% |
|---|---|---|---|---|---|---|
| 62.5 | 20 | 82.1 ± 3.48 | 0 (0) | 32.3 ± 3.08 | 0.393 | 31.75 |
| 125 | 20 | 81.9 ± 3.68 | 8 (40) | 27.6 ± 2.60 | 0.336 | 27.92 |
| 250 | 20 | 79.5 ± 3.77 | 8 (40) | 25.1 ± 1.71 | 0.315 | 35.94 |
| 500 | 20 | 86.3 ± 3.62 | 14 (70) | 27.6 ± 0.91 | 0.319 | 46.16 |
| 1000 | 20 | 85.5 ± 4.73 | 16 (80) | 21.5 ± 0.67 | 0.251 | 52.73 |
| Control | 20 | 97.3 ± 6.22 | 0 | 42.0 ± 4.42 | 0.431 | 0.0 |