Limitation | RWF | Texture | BD | Spo | AWHC | Gco | SHC |
None | 1 | Loam | <1.30 | >20.00 | >30.00 | <10.00 | >2.00 |
Slight | 2 | SiL, Si, SiCL | 1.30 - 1.40 | 18.00 - 20.00 | 20.00 - 30.00 | 10.00 - 20.00 | 0.20 - 2.00 |
Moderate | 3 | CL, SL | 1.40 - 1.50 | 15.00 - 18.00 | 8.00 - 20.00 | 20.00 - 40.00 | 0.02 - 0.020 |
Severe | 4 | SiC, LS | 1.50 - 1.60 | 10.00 - 15.00 | 2.00 - 8.00 | 40.00 – 60 | 0.002 - 0.02 |
Extreme | 5 | C, S | >1.60 | <10.00 | <2 | >60 | >0.002 |