Bti   

Bacillus thuringiensis israelensis (Bti) is a group of bacteria used in biological control^W of the larvae of certain insect pests. Bti is toxic to various species of mosquitoes and blackflies, yet has almost no effect on other organisms.^{[verification needed]}

Bti is available commercially, both retail and in bulk for commercial and public agency use. It can come in liquid or granular form.

[edit] Interwiki links

• Wikipedia:Bacillus thuringiensis israelensis

[edit] External links

• Bti fact sheet by the USEPA^W