| 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) | 2.67 | 5.00 | 7.67 | 0.00 | 7.67 | 0.00 | 0.09 | − |
| Orihime (non-Rj) | 0.00 | 0.00 | 0.00 | 7.67 | 7.67 | 1.00 | 0.00 | + |
| Fukuyutaka (Rj4) | 1.00 | 7.50 | 8.50 | 0.00 | 8.50 | 0.00 | 0.06 | − |
| Yezin-9 (Rj3) | 1.71 | 0.86 | 2.57 | 0.00 | 2.57 | 0.00 | 0.12 | − |
| D51 (Rj3) | 0.00 | 0.14 | 0.14 | 3.86 | 4.00 | 0.96 | 0.05 | + |
| IAC-2 (Rj2Rj3) | 0.14 | 0.29 | 0.43 | 0.71 | 1.14 | 0.63 | 0.00 | + |
| A250 (Rj2Rj3Rj4) | 0.00 | 0.00 | 0.00 | 0.86 | 0.86 | 1.00 | 0.00 | + |