Journal of Mosquito Research 2015, Vol.5, No.14, 1-8
5
Table 3 Percentage mortality, KD
50
and KD
95
and (in bracket) total number of mosquitoes tested against the different insecticides
Insecticides
Permethrin
Deltamethrin
DDT
Bendiocarb
Fenitrothion
Village
Species
MT
MT
MT
KT50
KT95
MT
KT50
KT95
MT
KT50
KT95
Mbuinjeru
An. arabiensis
70 (100)
78(100)
98(100)
77(100)
92(100)
Ndindiruku
An. arabiensis
69(100)
68(100)
82(100)
85(100)
75(100)
Murinduko
An. arabiensis
80(100)
96(100)
96(100)
100(100)
80(100)
MT
KT50
KT95
MT
KT50
KT95
MT
KT50
KT95
MT
KT50
KT95
MT
KT50
KT95
Kamagaga
An. arabiensis
99(100)
8.45
44.34
100(100) 14.34
46.41
100(100) 15.90 33.42
100(100) 22.22 51.23
96(100)
95.94
1189
An. funestus
96(100)
35.62
66.25
100(100) 10.65
143.8
100(100) 25.59 55.85
96(100)
-
-
98(100)
-
-
Kobura
An. arabiensis
100(100)
19.86
44.56
99(100)
20.70
50.60
100(100) 17.16 42.57
100(100) 22.11 41.44
100(100)
83.70
559.6
An. funestus
100(100)
26.42
51.60
100(100) -
-
99(100)
-
-
96(100)
-
-
98(100)
-
-
Wagai
An. arabiensis
99(100)
17.29
65.79
99(100)
25.77
62.87
99(100)
-
-
99(100)
-
-
96(100)
-
-
An. funestus
100(100)
20.15
37.99
100(100) 21.98
67.07
99(100)
32.06 70.08
98(100)
25.76 67.48
98(100)
-
-
Legend:
(-)
-missing data
MT – mortality 24 hrs post exposure, KD
50
and KD
95
refer to the time taken to knockdown 50% and 95% respectively of the sample size.
KD
50
and KD
95
for positive controls on Mwea
An. arabiensis
were 17.45 and 58.18 minutes respectively
KD
50
and KD
95
for positive controls on Ahero
An. arabiensis
were 19.75 and 57.48 minutes respectively.
KD
50
and KD
95
for positive controls on Ahero
An. funestus
complex were 18.46 and 52.86 minutes respectively.
Table 4: Source of Blood Meals in
Anopheles
mosquitoes collected in Mwea and Ahero study sites
Village
Anopheles
species
Number of
mosquitoes
tested
Human
Cattle
Goat
Dog
Cat
Chicken
Indoor
Outdoor Indoor
Outdoor Indoor
Outdoor Indoor
Outdoor Indoor Outdoor
Indoor
Outdoor
Mbuinjeru
An. arabiensis
150
0.53
0.00
0.00
0.02
0.00
0.38
0.00
0.02
0.05
0.00
0.00
0.00
Ndindiruku
An. arabiensis
135
0.14
0.00
0.00
0.5
0.00
0.14
0.00
0.00
0.00
0.14
0.08
0.00
Murinduko
An. arabiensis
120
0.00
0.00
0.00
0.78
0.00
0.22
0.00
0.00
0.00
0.00
0.00
0.00
Kamagaga
An. arabiensis
20
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1.00
0.00
An. funestus
110
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1.00
0.00
Kobura
An. arabiensis
140
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
An. funestus
9
0.25
0.00
0.56
0.00
0.00
0.00
0.00
0.06
0.00
0.00
0.13
0.00
Wagai
An. arabiensis
9
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1.00
0.00
An. funestus
150
0.25
0.00
0.25
0.00
0.00
0.00
0.00
0.00
0.5
0.00
1.00
0.00
