Saline-Sodic Soils Are Characterized by All but Which One of the Following

question 28

Multiple Choice

Saline-sodic soils are characterized by all but which one of the following?

• A)soil pH less than 8.5
• B)exchangeable sodium percentage greater than 15
• C)EC 4 dS/m or higher
• D)sodium adsorption ratio greater than 13
• E)CaCO₃ layer near the soil surface.

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