Table 4 |
||||||
|
Larvicidal activity of neem oil formulation against Aedes mosquitoes in field |
||||||
|
Breeding sites |
Pre treatment larval density |
pH |
Percent reduction of larval density (Mean ± sd) |
|||
|
|
||||||
|
Day-1 |
Day-2 |
Day-3 |
Day-7 |
|||
|
|
||||||
|
Tyres |
10.3 ± 4.1 |
8.0–9.0 |
94.3 ± 4.5 |
98.6 ± 1.4 |
100 |
100 |
|
|
||||||
|
Machinery scraps |
14.5 ± 8.6 |
8.0–9.0 |
96.0 ± 3.0 |
100 |
100 |
100 |
|
|
||||||
|
Iron container |
19.2 ± 5.7 |
8.5 |
98.1 ± 1.5 |
100 |
100 |
100 |
|
|
||||||
|
Iron box |
11.0 ± 6.0 |
8.0–8.5 |
96.9 ± 2.0 |
100 |
100 |
100 |
|
|
||||||
|
Iron tanks |
9.0 ± 2.6 |
8.0–8.5 |
85.2 ± 6.5 |
100 |
100 |
100 |
|
|
||||||
|
Plastic scrap |
6.0 |
8.5 |
100 |
100 |
100 |
100 |
|
|
||||||
|
95.1 ± 5.2 |
99.7 ± 0.3 |
100 |
100 |
|||
|
|
||||||
|
Total replicates: 21 |
||||||
|
Dua et al. Malaria Journal 2009 8:124 doi:10.1186/1475-2875-8-124 |
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