Jas Verti Contains fungus verticillium lecanni, which produces toxins (insecticidal) like Bassianolide and Dipicolinci acid, which infect the insect. The spore of this fungus when comes in contact with the cuticle (skin) of the target insect pest they germinate and grow directly through the cuticle to the inner body of the host. it proliferates the host’s body leading to its death through of its body nutrients.