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Table 1 The LT50 and LT90 values of Metarhizium anisopliae against Callosobruchus maculatus at 2 different concentrations and temperatures

From: Efficacy of the entomopathogenic fungi; Beauveria bassiana and Metarhizium anisopliae against the cowpea weevil, Callosobruchus maculatus F. (Coleoptera: Chrysomelidae: Bruchinae)

Variables22 °C26 °C
1 × 1061 × 1081 × 1061 × 108
LT50 (95% fid. limit)6.64 (6.08–7.38)a5.46 (5.17–5.74)b5.42 (4.72–6.01)bc4.44 (3.89–5.01)c
LT90 (95% fid limit)8.43 (7.54–11.06)a6.52 (6.15–7.15)b6.43 (5.84–8.31)ab5.34 (4.79–7.27)b
Slope ± SE12.37 ± 1.9816.54 ± 2.5517.31 ± 2.7116.08 ± 2.71
Regression equationy = – 10.18 + 12.37y = – 12.19 + 16.54y = – 12.72 + 17.31y = − 10.42 + 16.08
χ246.115.5475.9246.14
df22222216
Heterogeneity2.090.73.452.88
  1. *Means followed by same lowercase letter within a row do not differ significantly at p ≤ 0.05