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Table 6 Average percentages of reduction in insect population of Parlatoria ziziphi as a result of spraying certain essential oils as emulsions and nanoemulsions

From: Characterization and insecticidal activity of two natural formulation types against the scale insect (Parlatoria ziziphi) and their biochemical effects on Citrus aurantium

Tested formulations

Insect stage

Concentration

EC emulsions

Nanoemulsions

Reduction%

Average of reduction

Reduction%

Average of reduction

Laury

Females

3%

94.15

92.79aa

33.61

50.02c

Nymphs

91.44

66.42

Females

5%

97.66

94.94a

38

55. 32c

Nymphs

92.23

72.65

Artemisia

Females

3%

94.79

74.97b

35.71

43.71d

Nymphs

55.16

51.72

Females

5%

96.87

91.52a

37.39

54.01c

Nymphs

86.17

70.63

Active Cable

Females

1%

95.20

91.74a

95.20

91.74a

Nymphs

88.29

88.29

LSD0.05b

   

5.66

 

5.66

  1. aMeans coupled by the same letter in rows or columns do not differ significantly at 5% level of probability (Duncan test)
  2. bLeast significant difference at 0.05 level of probability