Table 6 Fitting results
From: Effect of polymer water retaining agent on physical properties of silty clay
Test groups | Model | α | n or q | R2 |
|---|---|---|---|---|
1 | Van genuchten | 0.036 | 1.223 | 0.953 |
Gardner | 449.2 | 0.3819 | 0.9748 | |
2 | Van genuchten | 7.185 | 1.181 | 0.949 |
Gardner | 191.7 | 0.7176 | 0.8578 | |
3 | Van genuchten | 4.173 | 1.175 | 0.944 |
Gardner | 204.7 | 0.5875 | 0.8682 | |
4 | Van genuchten | 3.071 | 1.171 | 0.956 |
Gardner | 195.5 | 0.7126 | 0.821 |