Table 1.
Chemical Characteristics of clay soils.
| Properties | Kaolin | Sepiolite | Bentonite |
|---|---|---|---|
| CEC (cmol + kg−1) | 3 | 13 | 35 |
| CCE % | 15 | 20 | 25 |
| SAR | 1.5 | 4.3 | 15 |
| ESP % | 2.1 | 4 | 13.9 |
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