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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)

Variables

22 °C

26 °C

1 × 106

1 × 108

1 × 106

1 × 108

LT50 (95% fid. limit)

6.64 (6.08–7.38)a

5.46 (5.17–5.74)b

5.42 (4.72–6.01)bc

4.44 (3.89–5.01)c

LT90 (95% fid limit)

8.43 (7.54–11.06)a

6.52 (6.15–7.15)b

6.43 (5.84–8.31)ab

5.34 (4.79–7.27)b

Slope ± SE

12.37 ± 1.98

16.54 ± 2.55

17.31 ± 2.71

16.08 ± 2.71

Regression equation

y = – 10.18 + 12.37

y = – 12.19 + 16.54

y = – 12.72 + 17.31

y = − 10.42 + 16.08

χ2

46.1

15.54

75.92

46.14

df

22

22

22

16

Heterogeneity

2.09

0.7

3.45

2.88

  1. *Means followed by same lowercase letter within a row do not differ significantly at p ≤ 0.05