VectoBac® Bacillus thuringiensis subsp. israelensis (Bti)
Bacillus thurigiensis israelensis (Bti) is a biological control agent which is naturally occurring and can be found in soil and aquatic environment throughout the world. At the time of sporulation, Bti produces a highly specific delta-endotoxin which is only toxic to larvae of mosquitoes, black flies, midges and fungus gnats.
VectoBac WDG (known in some markets as WG) is a water-dispersible granule formulation of Bacillus thuringiensis subsp. israelensis (strain AM65-52) for control of mosquito larvae. The product has a potency of 3,000 International Toxin Units (ITU) per milligram against Aedes aegypti larvae. It is designed for use in aqueous spray mixes and for direct application. VectoBac WDG was the first bacterial larvicide to complete the World Health Organization Pesticide Evaluation Scheme.
VectoBac DT is intended for residential use. For use in artificial containers used for water collection to control container mosquitoes (e.g. Aedes aegypti, Aedes albopictus). Artificial water containers may include drums, storage tanks, jars, rooftop catchments, ornamental fish ponds, ornamental pools or fountains, unused swimming pools, floor drains, and roof gutters.Do not apply directly to treated, finished water supply systems, as these systems are not considered mosquito breeding sites.