Variable | Depth | Value (range) | Units | Ref year | Estimated? | Baseline? |
---|---|---|---|---|---|---|
soil pH | (4.8 – 5.6) | 2014 | ||||
clay content | (34.4 – 35.5) | Percent | 2014 | |||
sand content | (34.3 – 35) | Percent | 2014 | |||
silt content | (30.3 – 30.6) | Percent | 2014 | |||
soil organic carbon | (1.59 – 2.27) | Percent | 2014 | |||
total soil nitrogen | (0.18 – 0.23) | Percent | 2014 |
Variable | Time period | Value (range) | Units |
---|---|---|---|
precipitation | 1961 – 1990 | 560 | millimeter |
air temperature | 1961 – 1990 | 10.3 | degree Celsius |
Crop | Years grown |
---|---|
spring barley | |
sunflower | |
winter wheat | |
maize | |
winter oats |
Variable | Material | Units | Frequency | Scale | Comment |
---|---|---|---|---|---|
soil properties | Soil | ||||
yield trait | Not specified |