| Cultivar (Rj gene) | Nodule number per plant | I/T | ARA (µmol C2H4 h−1∙plant−1) | Incompatibility for Rj3 gene | ||||
| Effective | Ineffective (I) | Total (T) | ||||||
| TR | LR | WR | ||||||
| T201 (rj) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | NNC |
| Yezin-6 (non-Rj) | 9.00 | 3.50 | 12.50 | 0.00 | 12.50 | 0.00 | 0.44 | − |
| Orihime (non-Rj) | 0.14 | 0.00 | 0.14 | 5.50 | 5.64 | 0.97 | 0.00 | + |
| Fukuyutaka (Rj4) | 3.50 | 6.33 | 9.83 | 0.00 | 9.83 | 0.00 | 0.28 | − |
| Yezin-9 (Rj3) | 8.29 | 2.14 | 10.43 | 0.00 | 10.43 | 0.00 | 0.14 | − |
| D51 (Rj3) | 0.00 | 0.00 | 0.00 | 3.57 | 3.57 | 1.00 | 0.00 | + |
| IAC-2 (Rj2Rj3) | 0.14 | 0.29 | 0.43 | 1.00 | 1.43 | 0.70 | 0.00 | + |
| A250 (Rj2Rj3Rj4) | 0.00 | 0.29 | 0.29 | 1.00 | 1.29 | 0.78 | 0.02 | + |