Question

    Nutrient index approach of soil fertility evaluation was proposed by

    A Liebig Correct Answer Incorrect Answer
    B Parker Correct Answer Incorrect Answer
    C Mehlich Correct Answer Incorrect Answer
    D Piper Correct Answer Incorrect Answer

    Solution

    Nutrient index approach was given by Parker to evaluate soil fertility of an area and is given by the formula NI= No .of Samples (Low) X 1 + No of Samples (Medium) X 2 + No. of Samples (High) X 3 Total Number of Samples NI< 1.67 (low) NI= 1.67-2.33 (Medium) NI>2.33 (High)

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