Table 2.
Emission factors (EF) for mixed crops (non-transformed data).
| Dendrogram group (95% similarity) | Results of 3-FACTOR data available |
|||
|---|---|---|---|---|
| Crop | Fertiliser type | Soil texture | EF, % | |
| 1 | Wheat | No fertilizer | Clay loam | All exptl. data has zero N application |
| 2 | Corn | Urea | Clay | 1.4 |
| Wheat | Urea | Silty sand | ||
| Wheat | Urea | Clay | ||
| Wheat | Urea | Silty clay | ||
| 2 | Wheat | Urea | Silty clay | 0.71a |
| 3 | Wheat | Urea | Sandy Loam | 0.4 |
| Soybean | Urea | Clay | ||
| 4 | Wheat | Urea | Loam | Insufficient quality data |
| 5 | Rape | Urea | Silty sand | Insufficient quality data |
| 6 | Wheat | Mix | Clay loam | 1.0 |
| 7 | Rape | Urea | Clay | 0.8 |
| 8 | Maize | Urea | Clay | 1.4 |
a
No zero N data, so emission factor calculated from intercept of regressions.