| Cab | Chlorophyll a/b binding protein |
| Chl | Chlorophyll |
| esl | Early senescence leaf |
| Fm | Maximal fluorescence yield of the dark-adapted state |
| F0 | Minimal fluorescence yield of the dark-adapted state |
| Fv | Variable fluorescence |
| Fv/Fm | Maximal quantum yield of PSII photochemistry |
| PSII | Photosystem II |
| Pn | Net photosynthetic rate |
| QA | Primary quinone acceptor |
| qRT-PCR | Quantitative real-time polymerase chain reaction |