SUSCEPTIBILITY STATUS OF MALARIA VECTORS ANOPHELES-CULICIFACIES AND ANOPHELES-STEPHENSI (DIPTERA, CULICIDAE) TO DDT, DIELDRIN AND MALATHION

The susceptibility status of malaria vectors Anopheles culicifacies and Anopheles stephensi to DDT, BHC and malathion were studied in Haryana State. The corrected mortality in the case of DDT in Jind and Bhiwani districts was 26.32% and 20.6% respectively in the field collected Anopheles culicifacies. The mortality ranged between 4.5%-35% in all the district to DDT against Anopheles stephensi. The corrected mortality for Anopheles stephensi was reported 15%, 18.75% and 27.5% for Dieldrin in Ambala, Kurukshetra and Karnal districts.