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International Journal of Phytomedicine and Phytotherapy

Table 6 Larvicidal activity indifferent concentrations of S. caryophyllatum plant extracts and essential oil against Ae. aegypti and Cx. quinquefasciatus (mg/l)

From: Screening of phytochemical and pharmacological activities of Syzygium caryophyllatum (L.) Alston

Plant parts used

Concentrations (mg/l)

24 h % Mortality (Ae. aegypti)

24 h % Mortality (Cx. Quinquefasciatus)

 

500

83.3 ± 2

86.6 ± 5.7

Bark

250

56.7 ± 2.8

57 ± 3

 

125

15 ± 0.0

18.3 ± 2.8

 

62.5

0

6.6 ± 2.8

 

500

98.3 ± 2.8

96.6 ± 2.9

Leaf

250

91.7 ± 5.7

85 ± 5

 

125

68.3 ± 7.6

55 ± 5

 

62.5

35 ± 5

26.6 ± 2.8

 

500

71.6 ± 3

48.3 ± 7.6

Fruit pulp

250

28.3 ± 5.7

21.6 ± 3

 

125

16.6 ± 2.8

11.6 ± 2.8

 

62.5

0

0

 

500

81.6 ± 3

81.7 ± 2.8

Seed

250

55 ± 5

56.6 ± 3

 

125

26.6 ± 2.8

15.0 ± 0.0

 

62.5

0

6.6 ± 3

 

400

100 ± 0.0

100 ± 0.0

 

200

95 ± 5.0

81.6 ± 2.8

Essential oil (ppm)

100

88.3 ± 2.8

71.6 ± 3

 

50

51.6 ± 3

36.7 ± 2.8

 

10

18.3 ± 2.8

8.3 ± 2

  1. Values are given as mean ± SD of triplicate experiment