Specificity of Bacteria and Legumes -
| Bacteria | Legumes |
| 1.Rhizobium melitoli | Alfalfa,sweet clover |
| 2.Rhizobium trifoli | Red, white,and other clovers |
| 3.Rhizobium leguminosarum | Peas,lentil,vetch |
| 4.Rhizobium phaseoli | Beans |
| 5.Rhizobiumlupini | Lupines |
| 6.Rhizobium japonicum | Soybeans |
| 7.Rhizobium,cow pea gorup | Coe peas |
| 8.Rhizobium,lotus groups | Lotus |