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Table 2 Insecticidal effects of synthesized H4L-AgNPs and TBAPy-AgNPs against brown planthopper N. lugens adult

From: Green synthesis of AgNP–ligand complexes and their toxicological effects on Nilaparvata lugens

Treatments

Time of exposure

LC50 (LC90)

95% Confidence limit LC50 (LC90)

Regression equation

χ2 (df = 3)

P-value

R-value

LCL

UCL

H4L-NPs

1 Day

6.6 (18.3)

5.5 (15.5)

7.6 (23.5)

Y = -2.0 + 2.5x

0.13

0.94

0.99

 

2 Days

6.2 (17.8)

4.9 (14.9)

7.2 (23.0)

Y = -2.4 + 3.1x

0.52

0.77

0.99

 

5 Days

5.8 (17.8)

4.5 (14.9)

6.8 (23.7)

Y = -1.6 + 2.3x

0.64

0.73

0.98

 

7 Days

5.2 (17.0)

3.9 (14.1)

6.3 (22.7)

Y = -1.5 + 2.5x

1.34

0.51

0.97

 

10 Days

3.9 (14.2)

2.5 (11.7)

5.1 (19.1)

Y = -1.5 + 2.5x

2.93

0.23

0.99

TBAPy-NPs

1 Day

7.1 (20.0)

5.8 (17.1)

8.1 (27.3)

Y = -2.0 + 2.5x

0.25

0.86

0.96

 

2 Days

6.7 (20.0)

5.4 (16.6)

7.7 (26.7)

Y = -2.0 + 2.5x

0.30

0.86

0.98

 

5 Days

6.2 (19.9)

4.9 (16.4)

7.3 (27.1)

Y = -2.0 + 2.5x

0.24

0.89

0.97

 

7 Days

5.9 (18.5)

4.6 (15.4)

6.9 (24.7)

Y = -2.0 + 2.5x

0.37

0.83

0.97

 

10 Days

4.6 (16.1)

3.2 (13.3)

5.7 (21.9)

Y = -1.5 + 2.5x

2.60

0.27

0.99

  1. LC50 lethal concentration that kills 50% of the exposed insects, LC90 lethal concentration that kills 90% of the exposed insects, LCL lower confidence limit, UCL upper confidence limit, χ2 chi-square test, df degrees of freedom, P-value probability value, R-value correlation coefficient