Table 1 Chemical and physical analyses of the experimental soil of Nasr City, Cairo governorate, during 2019 and 2020 seasons

pH (1:1)

7,32

7.31

EC (1:1) dS/m

2.2

1.8

Soluble anions (meq/l)

 CO₃⁻

1.5

1.2

 HCO₃⁻

4.5

4.55

 Cl⁻

8.0

7.5

 SO₄⁻

11.7

9.6

Soluble cations (meq/l)

 Ca⁺⁺

10.5

10.1

 Mg⁺⁺

3.5

3

 K⁺

0.50

0.41

 Na⁺

11.2

9.34

Sand (%)

57.3

58.4

Silt (%)

21.2

18.2

Clay (%)

21.5

23.4

Texture class

Sandy clay loam

Sandy clay loam