Table 2.
Parameters that varied during NO3 loads calibration, ranges and final values.
| Parameter | Range | Final | |
|---|---|---|---|
| Min. | Max. | ||
| CH_K2.rte (effective hydraulic conductivity in main channel alluvium) | 0 | 500 | 343 |
| ERORGN.hru (organic N enrichment ratio) | 0 | 5 | 4.6 |
| NPERCO.bsn (nitrogen percolation coefficient) | 0.01 | 1 | 0.28 |
| RCN.bsn (concentration of nitrogen in rainfall) | 0 | 2.5 | 2.2 |
| CMN.bsn (rate factor for humus mineralization of active organic nitrogen) | 0.0003 | 0.003 | 0.001 |
| SOL_NO3(1).chm (Initial NO3 concentration in the first soil layer) | 0.5 | 3 | 1.7 |
| SOL_AWC(1).sol (Available water capacity of the soil layer) | -0.25 | 0.25 | 0.21 |