1. Interactions between mycorrhizal fungi and rhizosphere microorganisms within the context of sustainable soil–plant systems;Barea,1997
2. Seed and root bacterization;Brown;Annu. Rev. Phytopathol.,1974
3. Aspects of plant–microbe interactions in heavy metal polluted soil;Carlot;Acta Biotechnol.,2002
4. Phosphate solubilizing organisms in improving fertility status;Dey,1988
5. Nitrogen-Fixing Bacteria in Nonleguminous Crop Plants;Doebereiner,1987