Daftar Isi:
  • The efficacy test of the residual effect of alphacypermethrin on the impregnated bed-net against filariasis vector Culex quinquefasciatus was carried out in Salatiga Bed-nets were made of nylon with the size of 200 x 180 x 200 cm. Four dosages of insecticide were used for bed net impregnation respectively was 0.01 ml/m2; 0.02 ml/m2; 0.03 ml/m2 and 0.04 ml/m2. The impregnated bed-nets were installed in 5 selected houses. Contact bioassay was conducted by weekly until 4 week and furthermore by bi-weekly. The results showed that the residual of four dosages used for bed-net impregnation was ineffective against Cx. quinquefosciatus. Keywords : impregnated bed-net, alphacypermethrin, Culex quinquefasciatus