Table 3. Ranking of the candidate reference genes according to their stability value using NormFinder.
| Rank | Tissues | Seedlings and different ploidy | Total | |||
| Gene name | Stability Value | Gene name | Stability Value | Gene name | Stability Value | |
| 1 | GAPDH | 0.160 | RPL3 | 0.029 | EF1α | 0.080 |
| 2 | EF1α | 0.163 | EF1α | 0.078 | GAPDH | 0.143 |
| 3 | TEF | 0.369 | TEF | 0.102 | RPL3 | 0.345 |
| 4 | RPL3 | 0.423 | 18S | 0.114 | TEF | 0.559 |
| 5 | 18S | 0.464 | GAPDH | 0.177 | UBC | 0.619 |
| 6 | TIP41 | 0.602 | ACT | 0.228 | NAC | 0.645 |
| 7 | UBC | 0.629 | NAC | 0.266 | ACT | 0.704 |
| 8 | ACT | 0.639 | TIP41 | 0.329 | 18S | 0.762 |
| 9 | NTB | 0.681 | NTB | 0.366 | TIP41 | 0.817 |
| 10 | NAC | 0.736 | UBQ | 0.407 | TUA | 0.889 |
| 11 | TUA | 0.792 | TUA | 0.468 | NTB | 1.055 |
| 12 | CYP | 1.144 | CYP | 0.678 | CYP | 1.184 |