Table 2 Life history parameters (mean ± SE) of Tuta absoluta treated with different sub-lethal concentrations of Metarhizium anisopliae (DEMI 001 strain)
Developmental time | Treatments | |||
|---|---|---|---|---|
Control | LC10 | LC20 | LC30 | |
Egg (days) | 4.35 ± 0.06b | 4.41 ± 0.09ab | 4.55 ± 0.14ab | 4.74 ± 0.13a |
Larvae (days) | 10.82 ± 0.21b | 10.88 ± 0.27b | 11.05 ± 0.29b | 12.51 ± 0.37a |
Pupa (days) | 7.51 ± 0.21c | 8.04 ± 0.21bc | 8.45 ± 0.22ba | 8.97 ± 0.22a |
Total immature (days) | 22.68 ± 0.33c | 23.32 ± 0.33cb | 24.05 ± 0.37b | 26.23 ± 0.40a |
Pre-oviposition (days) | 1.70 ± 0.34a | 1.83 ± 0.32a | 1.95 ± 0.38a | 1.65 ± 0.34a |
Oviposition (days) | 12.57 ± 0.73a | 11.56 ± 0.22a | 7.85 ± 0.61b | 6.76 ± 0.73b |
Post-oviposition (days) | 3.83 ± 0.58a | 4.17 ± 0.53a | 4.30 ± 0.58a | 4.12 ± 0.61a |
Fecundity- total (eggs) | 129.87 ± 2.48a | 122.78 ± 2.33a | 106.65 ± 7.85ab | 85.71 ± 8.29b |
Female longevity (days) | 18.09 ± 1.64a | 17.56 ± 1.10a | 14.10 ± 0.83ab | 12.53 ± 1.19b |
Male longevity (days) | 16.74 ± 1.00a | 16.33 ± 1.04a | 13.40 ± 0.83b | 12.41 ± 0.91b |