Parameter | Mean | P10 | P90 | PDF Typeg |
---|---|---|---|---|
GS farming | Â | Â | Â | Â |
Energy use, MJ/kilogram of grain[ [27] | 0.68 | 0.40 | 0.97 | Normal |
N, gram/kilogram of grain [9] | 24 | 19 | 29 | Weibull |
P2O5, gram/kilogram of grain [9] | 6.4 | 1.3 | 12 | Logistic |
K2O, gram/kilogram of grain [9] | 0.70 | 0.16 | 1.2 | Uniform |
Grain yield, tonne/hectare [9] | 3.4 | 2.5 | 4.4 | Lognormal |
N content of GS stalk, gram/kilogram of grain [28] | 10 | 7.6 | 11 | Triangular |
N2O conversion rate of N fertilizer:% [20] | 1.5 | 0.41 | 3.0 | Weibull |
SS farming | ||||
Energy use, MJ/wet tonne of SS [20] | 100 | 90.4 | 110 | Normal |
N, gram/wet kilogram of SS [29] | 1.5 | 1.1 | 1.8 | Lognormal |
P2O5, gram/wet kilogram of SS [29] | 0.56 | 0.37 | 0.76 | Normal |
K2O, gram/wet kilogram of SS [29] | 0.89 | 0.58 | 1.0 | Weibull |
Herbicide, gram/wet kilogram of SS [29] | 0.069 | 0.058 | 0.080 | Lognormal |
Biomass yield, wet tonne/hectare [29] | 76 | 58 | 95 | Uniform |
Grain yield, wet tonne/hectare [30] | 1.8 | 1.0 | 2.6 | Normal |
Sugar yield, tonne/hectare [29] | 7.0 | 4.9 | 9.4 | Lognormal |
Bagasse yield, wet tonne/hectare [29] | 12 | 8.7 | 15 | Gamma |
FS farming | ||||
Energy use, MJ/wet tonne of FSa | 113 | 102 | 124 | Normal |
2.2 | 1.2 | 3.2 | Logistic | |
P2O5, gram/wet kilogram of FS [29] | 0.41 | 0.34 | 0.49 | Uniform |
K2O, gram/wet kilogram of FS [29] | 0.82 | 0.67 | 0.96 | Uniform |
Herbicide, gram/wet kilogram of FS [29] | 0.067 | 0.056 | 0.079 | Uniform |
FS dry matter yield, tonne/hectare [9] | 23 | 11 | 36 | Weibull |
Ethanol Production | ||||
Grain-based ethanol production | ||||
Ethanol plant energy use, MJ/liter of ethanolb[20] | 8.1 | 6.7 | 9.5 | Normal |
Ethanol plant energy use, MJ/liter of ethanolc[19] | 5.1 | 4.2 | 6.0 | Normal |
Ethanol plant energy use, MJ/liter of ethanold | 8.3 | 6.9 | 9.8 | Normal |
Ethanol plant energy use, MJ/liter of ethanole | 5.3 | 4.4 | 6.2 | Normal |
0.42 | 0.40 | 0.44 | Normal | |
DDGS yield, kilogram /liter of ethanol [20] | 0.68 | 0.61 | 0.74 | Triangular |
WDGS yield, kilogram /liter of ethanol [20] | 1.9 | 1.7 | 2.1 | Triangular |
Enzyme use, kilogram/tonne of grain [20] | 1.0 | 0.94 | 1.2 | Normal |
Yeast use, kilogram/tonne of grain [20] | 0.36 | 0.32 | 0.40 | Normal |
Sugar-based ethanol production | Â | Â | Â | Â |
Ethanol plant energy use, MJ/liter of ethanol [36] | 9.2 | 9.0 | 9.3 | Uniform |
Electricity demand of ethanol production, MJ/liter of ethanolf | 1.4 | 1.3 | 1.5 | Uniform |
Ethanol production yield, liter/kilogram of sugar [29, 31, 32, 35, 37–44] | 0.58 | 0.53 | 0.62 | Lognormal |
5.2 | 4.2 | 6.2 | Uniform | |
Cellulosic ethanol production | Â | Â | Â | Â |
Ethanol production yield, liters/dry kilogram of bagasse [20] | 0.38 | 0.33 | 0.42 | Normal |
Enzyme use, kilogram/dry tonne of bagasse [46] | 16 | 9.6 | 23 | Triangular |
Yeast use, kilogram/dry tonne of bagasse [46] | 2.5 | 2.2 | 2.7 | Triangular |