Parameters

Aringhirri and Capurro

K^os

Ks

a

c

R²

Ks

SAR

5 meq salts/l

0

11.6

12.07

0.184

0

1.0

12.077

5

8.5

9.575

0.315

0

0.999

9.575

10

6.5

7.069

0.235

0

0.997

7.069

30

4.08

4.328

0.177

0

0.997

4.328

50

2.75

3.027

0.260

0

0.999

3.027

∞

1.3

1.393

0.260

0

1.0

1.393

Regression for the relation K^os vs Ks is Y = 1.0596x + 0.1113; R² = 0.9959

SAR

50 meq salts/l

0

21.43

21.585

0.06

0

1.0

21.585

5

13.36

13.755

0.105

0

1.0

13.755

10

8.852

9.500

0.21

0

0.999

9.500

30

6.617

7.046

0.213

0

1.0

7.046

50

4.799

5.202

0.237

0

0.999

5.202

∞

2.747

2.827

0.132

0

0.997

2.827

Regression for the relation K^os vs Ks is Y = 0.9957x + 0.3929; R² = 0.9991