Laboratory and Field Evaluation of Bacillus thuringiensis H-14 (Bt.H-14) Granule Formulation * Against Aedes

Laboratory and field evaluations of Bt.H-14 granule formulation were carried out against Aedes aegypti, the vector of dengue and dengue haemmorhagic fever in Delhi, India. The results of laboratory evaluation revealed 100% mortality of Aedes aegypti larvae @ 0.5 gm/m 2 within 24 hours of exposure in enamel trays. The field evaluation revealed that biolarvicide @ 0.5 gm/m 2 provided an effective control