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Table 8 Lethal time (LT) (days) of different concentrations of Bacillus thuringiensis in oral bioassay for fifty (LT50) and ninety (LT90) percent mortality on different days against Bactrocera zonata adults

From: Pathogenicity of fungal and bacterial bioinsecticides against adult peach fruit fly, Bactrocera zonata (Saunders) (Diptera: Tephritidae) admixed with adult diet under controlled conditions

Concentrations (CFU ml−1)

Male Bactrocera zonata

Female Bactrocera zonata

LT50 (days)

FD limit

LT90 (days)

FD limit

Slope ± S.E

df

LT50 (days)

FD limit

LT90 (days)

FD limit

Slope ± S.E

df

1 × 108

6.37

4.09–9.58

7.54

5.33–9.94

6.68 ± 0.68

1

6.20

4.99–8.41

7.42

5.14–9.75

5.97 ± 0.73

1

5 × 107

6.62

4.28–9.88

8.12

5.79–10.57

6.07 ± 0.62

1

6.45

5.26–8.66

7.65

5.38–9.95

6.16 ± 0.66

1

1 × 107

6.97

4.69–9.19

8.57

6.14–11.13

6.94 ± 0.65

1

6.63

5.29–8.88

8.26

5.93–10.88

6.66 ± 0.68

1

5 × 106

7.09

4.79–10.46

9.17

6.53–11.26

7.27 ± 0.67

1

6.87

5.57–9.07

8.01

5.82–11.46

6.05 ± 0.72

1

1 × 106

7.39

5.09–10.78

9.49

6.74–11.81

7.24 ± 0.73

1

6.92

5.65–9.19

8.36

6.01–11.76

7.89 ± 0.77

1

5 × 105

7.52

5.11–10.93

9.61

6.88–12.27

7.26 ± 0.76

1

7.28

5.98–10.46

8.56

6.20–11.99

7.36 ± 0.84

1

1 × 105

7.84

5.49–11.47

10.08

7.14–13.28

8.35 ± 0.82

1

7.31

6.09–10.53

8.74

6.39–12.44

7.81 ± 0.85

1

5 × 104

8.20

5.79–12.23

10.71

7.49–13.54

8.07 ± 0.96

1

7.68

6.47–10.88

8.66

6.39–13.17

7.47 ± 1.28

1

1 × 104

8.61

6.17–12.16

11.08

7.67–14.11

8.39 ± 1.09

1

8.01

6.76–11.46

9.33

6.83–13.56

7.05 ± 1.29

1

5 × 103

8.65

6.29–12.89

12.20

7.28–15.38

8.55 ± 1.51

1

8.29

6.98–11.88

9.56

6.93–14.11

7.57 ± 1.51

1

1 × 103

9.41

6.66–13.22

13.51

7.83–16.94

8.38 ± 1.65

1

8.68

7.28–12.86

10.27

8.28–14.38

8.59 ± 1.57

1