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Table 2 Probit analysis data on mortality time (days) of Callosobruchus maculatus after applied on chickpea seeds at different rates of EPFs [Beauveria bassiana (Bb) and Trichoderma asperellum (Ta)] alone or in combination with diatomaceous earth (DE)

From: Efficacy of diatomaceous earth, and entomopathogenic fungi, Beauveria bassiana, and Trichoderma asperellum in combination and separately, against Callosobruchus maculatus (F.) (Coleoptera: Chrysomelidae)

Treatment (Concentration, mg/kg or spores/kg)

LT50 (95% CI)

LT90 (95% CI)

Slope ± SE

Regression

X2

Df

Heterogeneity

DE1 (200)

5.53(4.80–6.22) ca

8.10(7.02–11.18) bca

7.74 ± 1.0

y = -5.75 + 7.74x

12.44

30

2.07

DE2 (400)

4.46(3.68–5.07) bc

7.44(6.36–10.27) b

5.77 ± 0.79

y = -3.75 + 5.77x

9.80

30

1.63

DE3 (800)

3.19(2.84–3.48) a

5.02(4.56–5.72) a

6.52 ± 0.85

y = -3.29 + 6.52x

3.32

30

0.66

Bb1 (1 × 104)

6.24 (5.73–6.71)ac

8.41(7.62–10.35) b

9.87 ± 1.55

y = -7.85 + 9.87x

6.77

30

1.12

Bb2 (1 × 106)

5.65(5.06–6.17) c

7.98(7.13–9.98) b

8.55 ± 1.17

y = -6.44 + 8.55x

8.57

30

1.42

Bb3 (1 × 108)

5.45(4.81–5.98) c

7.2(6.49–8.86) b

10.6 ± 1.35

y = -5.08 + 6.76x

12.11

30

2.01

Ta1 (1 × 104)

-b

-b

10.50 ± 2.79

y = -9.47 + 10.50x

10.23

30

1.70

Ta2 (1 × 106)

-b

-b

7.58 ± 2.23

y = -6.91 + 7.58x

8.73

30

1.45

Ta3 (1 × 108)

8.23(7.39–10.36) d

13.76(10.74–26.48) c

5.74 ± 1.36

y = -5.26 + 5.74x

5.27

30

0.87

DE1 + Bb3

4.38 (4.09–4.61) b

5.52 (5.21–6.05) a

12.71 ± 2.01

y = -8.15 + 12.71x

11.30

30

0.37

DE2 + Bb3

4.27 (3.96–4.52) b

5.47 (5.14–6.02) a

11.96 ± 1.95

y = -7.55 + 11.96x

16.50

30

0.55

DE3 + Bb3

2.97(2.41–3.39) a

5.45(4.76–6.79) ab

4.87 ± 0.68

y = -2.31 + 4.87x

42.71

30

1.42

DE1 + Ta3

5.68 (5.29–5.98) c

7.36 (6.91–8.21) b

11.39 ± 1.94

y = -8.60 + 11.39x

21.15

30

0.70

DE2 + Ta3

5.01(4.41–5.45) bc

6.69(6.09–8.03) b

10.23 ± 1.47

y = -7.16 + 10.23x

8.98

30

1.49

DE3 + Ta3

4.14(3.34–4.66) ab

6.17(5.38–8.65) ab

7.38 ± 1.16

y = -4.56 + 7.38x

8.19

30

1.63

  1. aWithin columns, means followed by the same lower-case letters do not differ significantly at p ≤ 0.05
  2. bBecause of the extremely low mortality rates, LT50 and LT90 values were not be calculated