In this study 269 phosphate solubilizing bacteria (PSB) strains were isolated from onions rhizosphere. The 15 most efficient PSB selected. Based on BIOLOG profiling and the LOPAT test system, identified as Enterobacter cloacae (7), Yersinia intermedia, Pantoea agglomerans, Bacillus subtilis(2), pumilius, Lysinibacillus sphaericus atrophaeus(2). effect onion growth was investigated under greenhou...