Question

    Which of the following exchangeable sodium percentage is characteristic of alkaline soils?

    A >15% Correct Answer Incorrect Answer
    B 10-15% Correct Answer Incorrect Answer
    C <5% Correct Answer Incorrect Answer
    D 5-10% Correct Answer Incorrect Answer

    Solution

    Alkaline soils, also known as sodic soils, typically have an exchangeable sodium percentage (ESP) greater than 15%, which affects soil structure and fertility.

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