Table 1 LC50 values of V-SpltNPV for different instar larvae of Spodoptera litura
Larval instars | LC50 (OBs/ml) | Fiducial limit (95%) lower-upper | Slope ± S.E. | χ2 | Df | P value |
|---|---|---|---|---|---|---|
2nd instar | 1.3 × 102 | 2.4 × 101 to 1.1 × 103 | 0.13 ± 0.02 | 3.12 | 3 | 0.22 |
3rd instar | 5.4 × 104 | 7.2 × 103 to 1.8 × 105 | 0.11 ± 0.02 | 0.51 | 3 | 0.92 |
4th instar | 6.9 × 105 | 2.5 × 104 to 3.4 × 105 | 0.12 ± 0.02 | 0.66 | 3 | 0.88 |