Research Article
Simulation and Prediction of Ion Transport in the Reclamation of Sodic Soils with Gypsum Based on the Support Vector Machine
Table 1
Physical and chemical properties of the soil.
(a) |
| Exchangeable cations/cmolc·kg−1 | Soil bulk | | Na+ | K+ | | | CEC | Density/g·cm−3 |
| 8.65 | 0.60 | 0.50 | 1.27 | 11.02 | 1.45 | 9.15 |
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(b) |
| Soluble cations/mmoLc·l−1 | Soluble anions/mmolc·l−1 | Na+ | K+ | | | Cl− | | | |
| 303.15 | 5.18 | 3.33 | 3.33 | 193.33 | 50.00 | 51.67 | 20.00 |
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|
(c) |
| Particle size distribution/% | | 2.0–0.02 | 0.02–0.002 | <0.002 | dS·m−1 |
| 23.2 | 0.95 | 42.1 | 0.95 |
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