Fig. 2From: Isolation and selection of highly effective phosphate solubilizing bacterial strains to promote wheat growth in Egyptian calcareous soilsThe effect of incubation time on P solubilization rates on NBRIP media. Columns marked with the same alphabetical letter(s) within comparable means in the same isolate’s column do not differ significantly using the revised L.S.D. test at 0.05 levelsBack to article page