Larval instars | Concentrations OBs/ml | LT50 (days) | Fiducial limit (95%) lower-upper | Slope ± S.E. | χ2 | Df | P |
---|---|---|---|---|---|---|---|
2nd | 1 × 108 OBs/ml | 4.99 | 4.23–5.64 | 1.27 ± 0.11 | 6.76 | 6 | 0.34 |
1 × 107 OBs/ml | 6.43 | 5.45–7.25 | 1.04 ± 0.11 | 9.75 | 6 | 0.13 | |
1 × 106 OBs/ml | 7.40 | 6.32–8.31 | 0.96 ± 0.11 | 3.02 | 6 | 0.80 | |
1 × 105 OBs/ml | 8.73 | 7.71–9.64 | 1.04 ± 0.11 | 1.58 | 6 | 0.95 | |
1 × 104 OBs/ml | 11.13 | 10.15–12.15 | 1.19 ± 0.11 | 2.03 | 6 | 0.91 | |
3rd | 1 × 108 OBs/ml | 6.61 | 5.76–7.33 | 1.21 ± 0.14 | 1.65 | 4 | 0.79 |
1 × 107 OBs/ml | 8.17 | 7.31–8.97 | 1.23 ± 0.15 | 1.53 | 4 | 0.82 | |
1 × 106 OBs/ml | 9.57 | 8.70–10.52 | 1.32 ± 0.16 | 2.93 | 4 | 0.56 | |
1 × 105 OBs/ml | 11.73 | 10.63–13.34 | 1.38 ± 0.19 | 0.97 | 4 | 0.91 | |
1 × 104 OBs/ml | 12.35 | 11.30–13.87 | 1.65 ± 0.21 | 0.37 | 4 | 0.98 | |
4th | 1 × 108 OBs/ml | 7.49 | 6.88–8.13 | 1.88 ± 0.25 | 3.57 | 2 | 0.16 |
1 × 107 OBs/ml | 8.18 | 7.54–8.98 | 1.94 ± 0.27 | 4.58 | 2 | 0.10 | |
1 × 106 OBs/ml | 9.13 | 8.35–10.32 | 1.95 ± 0.30 | 5.53 | 2 | 0.06 | |
1 × 105 OBs/ml | 10.19 | 9.25–11.82 | 2.24 ± 0.35 | 5.42 | 2 | 0.06 | |
1 × 104 OBs/ml | 11.11 | 9.96–13.37 | 2.44 ± 0.41 | 7.55 | 2 | 0.02 |