Table 2.
Characteristics of O. arvensis strains and related Mesorhizobium and Rhizobium species
| Characteristics | Ononis arvensis microsymbionts (n = 29) | M. loti NZP 2213T | M. ciceri USDA 3383T | M. tarimense CCBAU 83306T | R. leguminosarum USDA 2370T | R. pisi DSM 30132T | R. fabae LMG 23997T |
|---|---|---|---|---|---|---|---|
| Utilization of compounds as sole carbon sources | |||||||
| Raffinose | +26 | + | − | − | + | + | + |
| Sodium citrate | +5 | − | − | − | − | − | + |
| Dulcitol | +27 | + | + | − | + | + | + |
| Inulin | + | + | − | − | + | − | − |
| l-Lysine | +21 | + | − | − | + | − | nd |
| d-Mannose | + | + | + | − | + | + | + |
| Salicin | +28 | − | − | − | + | + | + |
| Starch | +11 | + | − | − | + | + | − |
| l-Tyrosine | +14 | + | − | nd | − | nd | − |
| l-Arginine | +8 | + | − | + | − | − | + |
| Utilization of compounds as nitrogen sole sources | |||||||
| l-Alanine | +28 | − | + | − | + | − | + |
| l-Glycine | − | − | − | − | − | nd | + |
| l-Valine | − | − | − | − | − | − | + |
| l-Phenylalanine | +10 | + | + | − | nd | nd | + |
| Tolerance to pH | |||||||
| 4 | − | ± | − | − | − | − | − |
| 5 | + | + | + | − | − | + | + |
| Tolerance to NaCl (%) | |||||||
| 1 | +26 | + | + | − | − | + | + |
| 2 | +14 | − | + | − | − | − | + |
| Antibiotic resistance (μg ml−1) | |||||||
| Chloramphenicol 20 | +22 | − | + | − | + | nd | + |
| Ampillicin 50 | +18 | + | − | − | − | nd | − |
| Neomycin 20 | +20 | − | − | + | + | + | + |
| Tetracycline 30 | − | − | − | + | − | − | − |
| Streptomycin 50 | +12 | + | + | − | + | nd | + |
Strains: Mesorhizobium loti NZP 2213T (Jarvis et al. 1982, 1997), Mesorhizobium ciceri USDA 3383T (Nour et al. 1994), Mesorhizobium tarimense CCBAU 83306T (Han et al. 2008), Rhizobium leguminosarum USDA 2370T (Ramírez-Bahena et al. 2008), Rhizobium pisi DSM 30132T (Ramírez-Bahena et al. 2008), Rhizobium fabae LMG 23997T (Tian et al. 2008)
+ positive; ± weakly positive; − negative; nd no data available