Table A5 Energy coefficients used in the present study Item Values Unit References Phosphate fertilizer (P2O5) 12.3 MJ kg-1 (Zentner et al., 1998) Nitrogen fertilizer (N) 68.4 MJ kg-1 (Zentner et al., 1998) Chemicals 222 MJ kg-1 (Zentner et al., 1998) Diesel Machinery 121.3 MJ kg-1 (Zentner et al., 1998) Labor Grain Estimated by average protein, fat, Wheat 16.4 MJ kg-1 carbohydrates contents of Canola 26.3 MJ kg-1 different crops (NNDSRR), and Flax 25.7 MJ kg-1 energy content for each Sunflower 28.5 MJ kg-1 compound, MJ kg-1, i.e., Pea 17.0 MJ kg-1 MJ kg-1, and MJ kg-1 for Chickpea 18.0 MJ kg-1 protein, fat, and carbohydrates. Lentil 16.9 MJ kg-1 SOM 22.6 MJ kg-1 Estimated as showed in Table A2
Table A5 Energy coefficients used in the present study Item Values Unit References Phosphate fertilizer (P2O5) 12.3 MJ kg-1 (Zentner et al., 1998) Nitrogen fertilizer (N) 68.4 MJ kg-1 (Zentner et al., 1998) Chemicals 222 MJ kg-1 (Zentner et al., 1998) Diesel Machinery 121.3 MJ kg-1 (Zentner et al., 1998) Labor Grain Estimated by average protein, fat, carbohydrates contents of different crops (NNDSRR), and energy content for each compound, i.e., MJ kg-1, MJ kg-1, and MJ kg-1 for protein, fat, and carbohydrates. Wheat 16.4 MJ kg-1 Canola 26.3 MJ kg-1 Flax 25.7 MJ kg-1 Sunflower 28.5 MJ kg-1 Pea 17.0 MJ kg-1 Chickpea 18.0 MJ kg-1 Lentil 16.9 MJ kg-1 SOM 22.6 MJ kg-1 Estimated as showed in Table A2
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