Table 3.
Average of breeding site productivity in houses (n = 6514) according to types observed during six surveys performed between December 2008 and March 2010.
| Type of breeding site | N | Larvae/pupae positivity (%) |
Pupae productivity (no. of pupae/no. of tbs)* |
|---|---|---|---|
| Natural breeding sites | 1616 | 0.68 | 0 |
| Rooftop water storage tanks | 186 | 1.08 | 0.01 |
| Small miscellaneous (<500 mL) | 4273 | 1.24 | 0.01 |
| Large miscellaneous (>500 mL) | 614 | 1.3 | 0.01 |
| Ground level water storage tanks for laundry |
6357 | 1.9 | 0.02 |
| Bottles and cans | 516 | 6.01 | 0.05 |
| Flower pots | 1356 | 6.27 | 0.06 |
| steel water storage drums | 184 | 7.61 | 0.07 |
| Tires | 129 | 7.75 | 0.06 |
| Plant in water | 641 | 8.89 | 0.08 |
*
Pupae productivity calculated by dividing number of pupae per number of type of breeding site (tbs) observed.