Diseases can be controlled by using
substances with contact or systemic action of
late, new requirements concerning impact on the
environment lead increasingly to be biocontrol
approach for conception of new methods to protect
plants. Fluorescent pseudomonad suppress the
pathogens by various modes of actions namely
competition for nutrients and space, antibiosis
by production various antibiotics, siderophores
and lytic enzymes. Other mechanisms include
of production of hydrogen cyanide