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Table 2 Time lag repellency tests using a selection of active extracts from initial two minute trials

From: Evaluation of selected South African ethnomedicinal plants as mosquito repellents against the Anopheles arabiensis mosquito in a rodent model

Family

Plant species

Plant part

Extraction

Repellency%

    

(minutes post application)

    

60

120

180

Asteraceae

Litogyne gariepina

Roots

DCM

75

52

57

Buddlejaceae

Nuxia floribunda

Leaves

DCM/MeOH(1:1)

43

42

35

Chenopodiaceae

Chenopodium opulifolium

Roots

Water

97

17

30

Lamiaceae

Leucas martinicensis

Leaves

DCM

60

57

49

Malvaceae

Sida cordifolia

Whole Plant

DCM/MeOH(1:1)

40

23

10

Negative control

  

Distilled water

10

20

20

Negative control

  

Acetone

17

20

33

Positive control

  

DEET

100

100

100