Table 1 Pre-experimental soil and irrigation characteristics.

pH

8.17

²³

pH

7.20

²⁴

ECe (dS/m)

6.40

²⁵

EC (µS/cm)

381

SOM (%)

0.55

²⁶

Carbonates (meq./L)

0.02

Extractable potassium (µg/g)

130

²⁷

Sodium (mg/L)

109

Extractable sodium (µg/g)

117

²⁸

Bicarbonates (meq./L)

4.71

Texture

Clay Loam

²⁹

Ca + Mg (meq./L)

2.72

Total nitrogen (%)

0.03

³⁰

Chloride (meq./L)

0.01

Available phosphorus (µg/g)

6.21

³¹