Variable parameters | Unit | Minimum | Baseline | Maximum | Sources | ||||
---|---|---|---|---|---|---|---|---|---|
Ash content of HWE willow | % | 0.2 | 1.2 | 2.8 | [9] | ||||
Willow biomass yielda | |||||||||
Cropland | Mg ha−1 year−1 | 9.4 | 11.6 | 13.8 | [17] | ||||
Grassland | Mg ha−1 year−1 | 8.2 | 10.7 | 13.6 | |||||
Ethanol distribution distance | km | 60 | 80 | 100 | [18] | ||||
Ethanol yield | g/g | 0.37 | 0.41 | 0.51 | [5] | ||||
HWE Mass removal | % | 19.9 | 22.4 | 26.6 | [9] | ||||
Leaf nitrogen content | % | 1.88 | 2.32 | 2.78 | |||||
Moisture contenta | % (wet basis) | 37 | 44 | 51 | [47] | ||||
Root to shoot ratio | _ | 0.46 | 0.61 | 0.7 | [40] | ||||
SOC change | |||||||||
Cropland | Mg C ha−1 year−1 | 0.19 | 0.29 | 0.34 | |||||
Grassland | Mg C ha−1 year−1 | − 0.43 | − 0.29 | − 0.19 | |||||
Storage duration | Month | 0 | 3 | 6 | Estimation | ||||
Percent of suitable land used | % | 10 | 30 | 100 | Estimation | ||||
Urea | kg N ha−1 | 80 | 100 | 120 | [48] |