Table 4 The coupulation and reproduction variables of N. lugens (mean ± SE)
From: Behavioral changes in the brown planthopper, Nilaparvata lugens, mediated by melatonin
| Treatment | Copulation ratio at night (%)* | Number of offspring | Type I | Type II | Type III | Type IV | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Copulation events | Duration (s) | Copulation events | Duration (s) | Copulation events | Duration (s) | Copulation events | Duration (s) | |||
| Control | 68.7 ± 16.13a | 437.3 ± 41.22a | 6.3 ± 1.33 | 125.86 ± 5.692 | 2.0 ± 0.58 | 106.33 ± 11.271 | 0 | – | 0 | – |
| Melatonin | 31.2 ± 7.93c | 373.3 ± 46.45b | 5.7 ± 1.45 | 132.24 ± 6.609 | 2.0 ± 0.00 | 132.20 ± 8.997 | 1.0 ± 0.58 | 76.33 ± 7.311 | 0.7 ± 0.67 | 172.5 ± 37.500 |
| Luzindole | 45.8 ± 12.15b | 340.3 ± 23.55c | 8.3 ± 2.60 | 124.96 ± 5.026 | 1.3 ± 0.33 | 143.00 ± 17.412 | 0 | – | 0 | – |
| Melatonin & luzindole | 41.5 ± 8.93b | 331.7 ± 37.62c | 8.6 ± 0.88 | 117.04 ± 2.663 | 2 ± 058 | 133.83 ± 4.191 | 0 | – | 0 | – |