| Variable | Time period | Value (range) | Units |
|---|---|---|---|
| precipitation | 720 | millimeter | |
| air temperature | (10.4 – 25.5) | degree Celsius |
| Crop | Years grown |
|---|---|
| winter wheat | |
| winter barley |
| Variable | Material | Units | Frequency | Scale | Comment |
|---|---|---|---|---|---|
| grain yield trait | All crops | ||||
| soil properties | Soil |