Table 2 Efficacy of conventional and nano-formulations of Chlorfenapyr and Emamectin benzoate (recommended field rate) against Tetranychus urticae adults under semi-field conditions.

From: Impact of two nano-pesticide formulations in combating the two-spotted spider mite, Tetranychus urticae Koch, and their residues in cucumber fruits, Cucumis sativus L

Formulations

No. of T. urticae/leaves

Before

Treatment

After 1 st

Treatment

Corrected

efficacy %

% of

reduction

After 2nd

treatment

Corrected

efficacy %

% of

reduction

After 3rd

Treatment

Corrected

efficacy %

% of

reduction

CF

245.7 ± 75.6

27.7 ± 5.3b

93.6

88.7

18.2 ± 5.4b

95.8

92.6

16.7 ± 8.7b

95.6

93.2

CFNPs

124.8 ± 63.7

4.8 ± 2.9b

97.8

96.2

2.4 ± 2.5b

98.9

98.1

19.1 ± 11.3b

90.1

84.7

EB

127.0 ± 33.3

15.6 ± 6.8b

93.1

87.7

34.0 ± 22.6b

84.9

73.2

16.8 ± 7.7b

91.4

86.8

EBNPs

204.6 ± 35.1

37.2 ± 7.2b

89.7

81.8

25.1 ± 2.8b

75.4

87.7

19.6 ± 9.8b

93.8

90.4

Control

86.7 ± 32.3

152.8 ± 37.9a

  

154.2 ± 16.3a

  

133.3 ± 20.3a

  

F-values

 

34.4

  

69.1

  

51.9

  

LSD

 

32.3

  

23.2

  

22.6

  

df

 

4

  

4

  

4

  

P-values

 

0.0000***

  

0.0000***

  

0.0000***

  
  1. *Means under each variety sharing the same letter in a column are not significantly different at P < 0.05.
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