Crop | Net energy yield (GJ∙ha−1) | Net reduction in CO2 emission (t CO2 ha−1) | Increase in N2O emission (t CO2-eq∙ha−1) | Net reduction in GHG emission (t CO2-eq∙ha−1) |
Potato | 105 | 6.01 | 2.53 | 3.48 |
Sugar beet | 139 | 9.01 | 2.48 | 6.53 |
Oilseed rape | 45 | 2.89 | 2.33 | 0.56 |
Silage maize | 121 | 6.27 | 1.64 | 4.63 |