| ABA | abscisic acid |
| DDI | day(s) of dark-induced senescence |
| DAH | day(s) after heading |
| NS | natural senescence |
| LD | long day |
| NLD | natural long day |
| DIS | dark-induced senescence |
| RT-qPCR | reverse transcription-quantitative PCR |
| CDG | chlorophyll degradation gene |
| SAG | senescence-associated gene |
| TF | transcription factor |
| senNAC | senescence-associated NAC gene |
| WT | wild-type |