ID | NAME | FC | PWP| ABD | FIR | a | b | SEV | SWC| # | ASCII Text | % | % |g/cm^3| cm/hr || |cm/dy^.5| % | ---|---------------|----|----|------|---------|--------|--------|--------|----| 1|CLAY |35.1\17.2\1.2620\ 0.192746\0.207879\0.566715\0.609337\52.4 2|CLAY LOAM |26.4\12.5\1.3540\ 0.469487\0.233637\0.614321\0.502603\48.9 3|LOAM |22.3\10.2\1.3950\ 1.033540\0.197930\0.702170\0.468821\47.4 4|LOAMY SAND |11.6\ 5.1\1.5840\ 6.209290\0.225226\0.887332\0.296070\40.2 5|SAND | 9.1\ 3.9\1.6270\ 9.536180\0.311429\0.891799\0.213617\38.6 6|SANDY CLAY |23.1\11.3\1.4440\ 0.637784\0.229124\0.640157\0.397999\45.5 7|SANDY CLAY LOAM|20.0\ 9.5\1.4710\ 1.258600\0.192577\0.725247\0.403861\44.5 8|SANDY LOAM |13.9\ 6.2\1.5330\ 2.691160\0.154591\0.839544\0.370291\42.2 9|SILT |33.2\14.9\1.1560\ 0.441557\0.233365\0.606270\0.667170\56.4 10|SILTY CLAY |31.2\15.0\1.2790\ 0.177922\0.198226\0.566364\0.581109\51.7 11|SILTY CLAY LOAM|32.1\15.1\1.2390\ 0.256399\0.222343\0.575673\0.630060\53.2 12|SILTY LOAM |27.6\12.5\1.2780\ 0.512878\0.226359\0.624633\0.562408\51.8
| Parameter | Definition |
|---|---|
| FC | Field Capacity, Mass based (g/g) |
| PWP | Permanent Wilting Point, Mass based (g/g) |
| ABD | Average Bulk Density (g/cm3) |
| FIR | Final Intake Rate (cm/hr) |
| a | Intake function multiplicative coefficient (cm/min) |
| b | Intake function exponent |
| SEV | Soil Evaporation coef. for stage II evap. (cm/day.5) |
| SWC | Saturated Water Capacity/Pore Space (cm3/cm3) |
Notes:
Infiltration is based on a power function of the form:
Final Intake values are determined from Cambell's infiltration model by the flux in after saturation is reached