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Repellent activity (48 h) of air anion against T. urticae and A. gossypii.
| Species | Group | No. (Mean ± SE) | Repellency (%, mean ± SE) | t |
|---|---|---|---|---|
| T. urticae | Untreated | 20.8 ± 1.5 | 44.0 ± 18.1 | 7.00*** |
| Treated | 8.0 ± 1.0 | |||
| A. gossypii | Untreated | 14.0 ± 0.4 | 49.4 ± 13.3 | 11.50*** |
| Treated | 4.8 ± 0.7 |
Means with ‘***’ are significantly different between treated and untreated by pooled t-test (p = 0.001).
