TABLE 1.
Traits related to yield components reported in the QTL studies.
| Category | Trait | Abbreviation |
| Grains number per area | Grain number per spike | GNPS |
| Grain number per plant | GNP | |
| Spike number per plant | SNP | |
| Spikelet number per spike | SLNS | |
| Grain number per spikelet | GNSL | |
| Grain yield | GY | |
| Spike number per m2 | SNM | |
| Harvest index | HI | |
| Grain number per m2 | GNM | |
| Grain yield per spike | GYPS | |
| Grain weight | Spike length | SL |
| Spike width | SW | |
| Grain length | GL | |
| Grain width | GW | |
| Thousand grain weight | TGW | |
| Test weight | TW | |
| Grain perimeter | GP | |
| Grain area | GA | |
| Grain weight per spike | GWPS |