Table 8 Exchangeable cations and exchangeable sodium percent in the soil profile as influenced by irrigation water quality
Soil | Exchangeable cations (meq/100 g soil) | ESP | CEC meq/100 g | |||
|---|---|---|---|---|---|---|
Na+ | K+ | Ca++ | Mg++ | |||
Kombora | ||||||
UC* | 6.64 | 1.17 | 8.80 | 5.69 | 15.06 | 44.09 |
C* | 7.61 | 2.23 | 7.50 | 4.27 | 15.45 | 49.24 |
Abo Rawash | ||||||
UC* | 3.35 | 0.56 | 5.61 | 3.56 | 18.62 | 17.99 |
C* | 2. 74 | 0.42 | 3.88 | 1.48 | 20.28 | 13.51 |
Kafr-Elsheikh | ||||||
UC* | 13.81 | 1.47 | 3.22 | 3.35 | 35.59 | 38.8 |
C* | 14.60 | 1.58 | 3.11 | 4.16 | 40.19 | 36.33 |