DIRECT MECHANISM

Increases uptake of minerals

Increases the bioavailability of nitrogen

Promotes plant growth

Modulate plant growth hormone levels

INDIRECT MECHANISM

Produces siderophores, which make iron available to the plant

Increases systemic resistance to disease

Fights Fusarium, Rhizoctonia, Pythium, Botrytis and

many more plant pathogens

Bacteria become a food source for the plant at cell death stage