phenotypic and biochemical characterization of root nodule bacteria naturally associated with woody tree legumes in saudi arabia. | thirty root-nodulating bacteria isolates were obtained from the roots of acacia ampliceps (maslin), a. ehrenbergiana (hayne.), a. saligna (labill.), a. seyal (del.), a. tortilis (forssk.), a. tortilis subsp. raddiana (savi.), leucaena leucocephala (lam.) and vicia faba (l.) trees growing in the riyadh region. the isolates' phenotypic and biochemical properties were characterized by assessing colony appearance, growth rate, resistance to antibiotics and heavy metals, and tolerance to salinity, el ... | 2015 | 25895257 |