Bacillus thuringiensis strains are widely used in many larvicidal pest control programs. However, the large-scale production of these biolarvicides is very expensive due to the high cost of the production synthetic medium. ...

Cry genes encoding Cry proteins toxic to Lepidoptera, Coleoptera and Diptera species were studied in thirty seven B. thuringiensis strains isolated from twelve naturally infested Heliothis armigera ...