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Table 3 Aedes aegypti and Ae. albopictus mortality rates 24 h after exposure to insecticides at diagnostic doses

From: Insecticide susceptibility of Aedes aegypti and Aedes albopictus in Central Africa

 

Mortality rate (%)

 

0.06% Deltamethrin

4% DDT

0.3% Propoxur

0.5% Fenitrothion

 

Assay

Control

Assay

Control

Assay

Control

Assay

Control

Ae. aegypti

        

   Garoua

100 (89)

2 (50)

96.8 (95)

8 (50)

100 (100)

8 (50)

100 (99)

2 (50)

   Bertoua

100 (100)

2 (50)

-

-

100 (98)

2 (50)

   Yaoundé

100 (95)

4 (50)

-

-

100 (96)

4 (50)

   Bafia

100 (97)

4 (50)

-

-

100 (97)

4 (50)

   Libreville

100 (97)

0 (50)

70.7 (99)

0 (50)

99 (100)

0 (50)

100 (99)

0 (50)

Ae. albopictus

        

   Bertoua

100 (80)

0 (50)

80.5 (87)

8 (50)

100 (94)

8 (50)

100 (61)

0 (50)

   Yaoundé

83.3 (96)

2 (50)

36.3 (91)

12 (50)

100 (96)

12 (50)

100 (98)

2 (50)

   Buea

100 (50)

4 (50)

47.0 (85)

2 (50)

100 (92)

2 (50)

100 (50)

4 (50)

Reference strain

100 (96)

2 (50)

-

-

100 (100)

2 (50)

  1. Numbers in brackets indicate the number of mosquitoes assayed; -: sample not assayed.