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    Question

    Bray-1 test is used

    for
    A P determination in alkaline soils Correct Answer Incorrect Answer
    B N determination in neutral soil Correct Answer Incorrect Answer
    C P determination in acid to neutral soils Correct Answer Incorrect Answer
    D None of the above Correct Answer Incorrect Answer

    Solution

    Bray-1 reagent consists of 0.025 N HCl and 0.03 N NH4F which is used for P determination in acid to neutral soils

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