Table 5 Oviposition periods and fecundity (mean ± SE) of T. absoluta treated as second instar larvae by LC50 values of B. thuringiensis or B. bassiana
Parameters | (Mean ± SE) | F(df) | P value | ||
|---|---|---|---|---|---|
Control | B .thuringiensis | B. bassiana | |||
Pre-oviposition period (day) | 2.4 ± 0.13 a | 2.13 ± 0.13 a | 2 ± 0.1 a | 2.84(2,32) | 0.294 |
Oviposition period (day) | 8.93 ± 0.23 a | 7.85 ± 0.24 b | 7.5 ± 0.31 b | 9.34(2,32) | 0.045 |
Post-oviposition period (day) | 1.67 ± 0.21 a | 0.5 ± 0.02 b | 0.3 ± 0.02 b | 21.9(2,32) | < 0.0001 |
Fecundity (no.) | 202.4 ± 3.95 a | 146.87 ± 4.4 b | 134.4 ± 7.34 b | 53.18(2,32) | 0.018 |
Daily ovipositional rate | 22.78 ± 0.55 a | 18.46 ± 1.1 b | 18.07 ± 1.03 b | 11.16 (2,32) | 0.033 |