| ROS | Reactive Oxygen Species |
| SOS | Salt Overly Sensitive |
| HKT | High-affinity K+ Transporter |
| NSCCs | Non-Selective Cation Channels |
| GORK | Guard cell Outward Rectifying K+ channel |
| PCD | Programmed Cell Death |
| AO | Antioxidant |
| MIFE | Microelectrode Ion Flux Estimation |
| QTL | Quantitative Trait Locus |
| BSM | Basic Salt Medium |
| Cu/A | Copper/Ascorbate |