 
                         
                    by Cristian Solari
Multicase
                          Observation                        
                        
                          Free-living protists are one of the main regulators of bacterial activity in the rhizosphere and can increase the density and activity of pathogen-suppressive microbes. Protist-bacteria interactions may serve to enhance plant protection against soil-borne pathogens.                        
                  Check this link for more information.