From: Assessment of land degradation and implications on agricultural land in Qalyubia Governorate, Egypt
Profile No. | Mapping unit | Depth of water table level (cm) | Bulk densitya g/cm3 | ECa ds/m | ESPa % | ||||
---|---|---|---|---|---|---|---|---|---|
1967 | 2017 | 1967 | 2017 | 1967 | 2017 | 1967 | 2017 | ||
1 | I1 | 100 | 65 | 1.10 | 1.12 | 2.62 | 4.31 | 8.7 | 10.1 |
2 | I2 | 110 | 80 | 1.10 | 1.13 | .3.24 | 4.00 | 9.0 | 11.3 |
3 | SI1 | 100 | 70 | 1.13 | 1.14 | 3.00 | 4.21 | 8.4 | 10.2 |
4 | SI2 | 100 | 80 | 1.15 | 1.16 | 3.72 | 5.10 | 8.1 | 9.6 |
5 | L1 | 110 | 75 | 1.12 | 1.15 | 3.18 | 6.19 | 9.2 | 11.3 |
6 | L2 | 100 | 65 | 1.14 | 1.15 | 4.00 | 6.18 | 9.1 | 11.2 |
7 | O.M1 | 120 | 100 | 1.30 | 1.35 | 5.31 | 9.21 | 9.0 | 15.0 |
8 | O.M2 | 130 | 100 | 1.27 | 1.31 | 6.00 | 10.41 | 10.6 | 15.8 |
9 | O.B1 | 120 | 90 | 1.29 | 1.35 | 6.49 | 11.23 | 15.0 | 16.1 |
10 | O.B2 | 120 | 100 | 1.26 | 1.29 | 7.24 | 10.17 | 15.9 | 19.8 |
11 | D.B1 | 110 | 90 | 1.24 | 1.42 | 5.14 | 9.16 | 15.8 | 19.3 |
12 | D.B2 | 120 | 70 | 1.30 | 1.46 | 6.25 | 9.00 | 15.4 | 17.9 |
13 | T.B | 150 | 125 | 1.16 | 1.17 | 3.90 | 6.91 | 14.5 | 15.3 |
14 | T1 | 120 | 100 | 1.18 | 1.19 | 2.81 | 4.83 | 9.4 | 11.4 |
15 | T2 | 110 | 95 | 1.15 | 1.18 | 3.19 | 5.20 | 7.8 | 10.1 |