Table 2 Reproductive effects on surviving blood-fed pyrethroid-resistant An. gambiae sl Cové from wash-resistance cone bioassays treatment.

From: Efficacy of Royal Guard, a new alpha-cypermethrin and pyriproxyfen treated mosquito net, against pyrethroid-resistant malaria vectors

Treatment

Wash point

N observed

N Female laying

N eggs

N larvae

% Oviposition

Hatch rate

Eggs/female laying

Egg/females observed

Larvae/female observed

% Oviposition inhibition

% Reduction in fecundity

% Reduction in offspring

Control

0 wash

24

4

635

433

8

68

156

26

18

   

PPF Net

0 wash

9

0

0

0

0

0

0

100

100

100

1 wash

20

1

121

0

5

0

121

6

0

38

77

100

3 washes

20

1

110

2

5

2

110

6

0

38

79

99

5 washes

23

3

284

53

13

19

95

12

2

0

53

87

10 washes

20

0

0

0

0

0

0

100

100

100

15 washes

20

1

120

10

5

8

120

6

1

38

77

97

20 washes

20

1

88

0

5

0

88

4

0

38

83

100

25 washes

20

1

111

0

5

0

111

6

0

38

79

100

Royal Sentry

0 wash

19

2

232

199

11

11

116

12

10

0

53

42

1 wash

12

2

377

189

17

50

189

31

16

0

0

13

3 washes

14

3

307

116

21

38

102

22

8

0

16

54

5 washes

18

1

154

112

6

73

154

9

6

31

67

65

10 washes

20

2

160

66

10

41

80

8

3

0

69

82

15 washes

12

1

100

38

8

38

100

8

3

0

68

82

20 washes

17

1

120

100

6

14

120

5

6

26

82

67

25 washes

20

2

192

177

10

15

96

10

9

0

63

51

Royal Guard

0 wash

20

0

0

0

0

0

0

100

100

100

1 wash

22

0

0

0

0

0

0

100

100

100

3 washes

26

0

0

0

0

0

0

100

100

100

5 washes

16

0

0

0

0

0

0

100

100

100

10 washes

20

0

0

0

0

0

0

100

100

100

15 washes

16

0

0

0

0

0

0

100

100

100

20 washes

20

0

0

0

0

0

0

100

100

100

25 washes

22

2

138

66

9

48

69

6

3

0

76

83