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Table 7 Conversion coefficients of substances and carbon

From: Assessing the sweet sorghum-based ethanol potential on saline–alkali land with DSSAT model and LCA approach

Substance Carbon emission factor [31, 40,41,42] Unit
Nitrogen fertilizer 0.858 kg CO2 eq /kg
Phosphate fertilizer 0.17 kg CO2 eq /kg
Potassium fertilizer 0.12 kg CO2 eq /kg
Herbicide 4.70 kg CO2 eq /kg
Insecticide 4.93 kg CO2 eq /kg
Diesel oil 0.85 kg CO2 eq /L
Electricity 0.36 kg CO2 eq /kWh
Coal 0.52 kg CO2 eq /kg