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Table 6 Mean parameters (± SE) of the Helicoverpa armigera life table subjected to different isolates of the fungi Beauveria bassiana and Metarhizium anisopliae over one generation at 25 ± 1 °C and 70 ± 10% RH

From: Sublethal effects of different fungal isolates on Helicoverpa armigera (Lepidoptera: Noctuidae)

  Population parameters
Treatments Beauveria bassiana
T (daya) Ro r (day−1) ƛ (day−1) GRR
ARSEF 1149 40.03 ± 0.15 b 97.34 ± 15.88 b 0.114 ± 0.00 b 1.12 ± 0.00 a 97.34 ± 15.88 c
ESALQ 1288 51.07 ± 0.32 a 83.12 ± 16.41 c 0.086 ± 0.00 c 1.09 ± 0.00 a 87.05 ± 18.01 d
IBCB 36 31.93 ± 0.11 c 70.14 ± 17.24 d 0.133 ± 0.00 a 1.14 ± 0.00 a 78.39 ± 19.01 e
IBCB 170 42.76 ± 0.14 b 63.58 ± 19.39 e 0.097 ± 0.00 c 1.10 ± 0.00 a 146.44 ± 38.82 b
IBCB 1363 40.15 ± 0.24 b 98.48 ± 24.85 b 0.114 ± 0.00 b 1.12 ± 0.00 a 148.94 ± 36.55 b
Control 41.29 ± 0.16 b 216.58 ± 35.01 a 0.130 ± 0.00 a 1.11 ± 0.00 a 248.61 ± 44.39 a
Treatments Metarhizium anisopliae
T (day) Ro r (day−1) ƛ (day−1) GRR
IBCB 425 43.63 ± 0.28 c 172.84 ± 34.50 b 0.118 ± 0.00 b 1.13 ± 0.00 a 205.23 ± 42.71 b
ESALQ 860 51.05 ± 0.28 b 127.24 ± 22.23 c 0.094 ± 0.00 c 1.09 ± 0.00 a 136.45 ± 25.41 c
ESALQ 1051 61.05 ± 0.33 a 92.48 ± 21.09 d 0.074 ± 0.00 d 1.07 ± 0.00 a 113.35 ± 26.16 d
Control 41.29 ± 0.16 c 216.58 ± 35.01 a 0.130 ± 0.00 a 1.11 ± 0.00 a 248.61 ± 44.39 a
  1. The data of each parameter were calculated using 100,000 bootstraps. Means followed by the same letters are not different by the paired bootstrap test (p < 0.05). T average duration of one generation (days); Ro net reproduction rate, r intrinsic rate of increase (day 1), λ finite rate of increase (day−1)