N rate (kg∙ha−1) | C footprint (kg CO2-eq ha−1) | C footprint (kg CO2-eq kg−1 grain) | Biological C (kg∙ha−1) | Net Carbon (kg∙ha−1) |
0 | 862d | 0.593b | 916d | 54c |
45 | 1106c | 0.342a | 1512c | 406b |
90 | 1483b | 0.280a | 2609b | 1126a |
135 | 1717a | 0.316a | 2823a | 1106a |