| • Seed germination status | • Tiller number |
| • Plant stress response | • Transpiration rate |
| • Plant height | • Flowering time |
| • Photosynthesis rate | • Drought critical point |
| • Stem diameter | • Yield-related traits |
| • Stomatal conductance | • Fertilizer uptake and optimization |
| • Leaf number and area | • Plant relative water content |
| • Water use efficiency | • Soil moisture |