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Table 4 Toxicity of tested insecticides against the 2nd instar larvae of Tuta absoluta

From: Comparative toxicity of new insecticides generations against tomato leafminer Tuta absoluta and their biochemical effects on tomato plants

Insecticides

LC50 (mg/L)a

95% confidence limits (mg/L)

LC90 (mg/L)

95% confidence limits (mg/L)

Slope ± (SE) b

Intercept ± (SE)c

(χ2)d

Toxicity index at LC50

Non-traditional insecticides

 Actara

2973.84

2218.90–3759.81

14652.47

10184.08–27179.76

1.85 ± 0.1

6.43 ± 0.38

78.59

0.01

 Challenger

24.07

16.17–31.79

164.56

106.42–367.95

1.54 ± 0.09

2.12 ± 0.16

74.69

1.11

 Coragen

0.46

0.31–0.56

1.82

1.49–2.40

2.17 ± 0.14

0.72 ± 0.04

26.69

57.26

 Emperor

0.26

0.18–0.35

1.66

1.06–3.87

1.62 ± 0.1

0.924 ± 0.05

87.09

100.00

 Imaxi

40.23

28.34–56.83

453.55

234.34–783.65

1.22 ± 0.09

1.955 ± 0.16

70.99

0.67

 Radiant

0.59

0.34–0.76

4.84

3.64–6.54

1.40 ± 0.18

0.322 ± 0.04

30.69

45.42

 Vapcomic

0.60

0.44–0.76

8.09

5.64–13.41

1.14 ± 0.07

0.25 ± 0.03

40.50

44.51

Traditional insecticides

 Action Phos

2535.58

1936.77–3167.62

10517.26

7489.07–18748.71

2.07 ± 0.12

7.06 ± 0.44

51.11

0.01

 Delta Plus

5515.04

4866.70–6193.58

13829.84

11277.14–19167.64

3.21 ± 0.20

12.01 ± 0.76

34.14

0.005

 Pestban

1051.19

730.33–1356.92

4348.89

3050.81–8448.13

2.08 ± 0.13

6.28 ± 0.43

62.99

0.03

  1. aConcentration causing 50% mortality after 24 h. of treatment; bSlope of concentration mortality regression line; cIntercept of regression line; dChi square value