Question

    Which one of the following is the crop response curve to

    applied fertilizer?
    A quadratic Correct Answer Incorrect Answer
    B linear Correct Answer Incorrect Answer
    C hyperbolic Correct Answer Incorrect Answer
    D asymptotic Correct Answer Incorrect Answer

    Solution

    Crop response is shaped as a saturation curve, as the quantity of fertilizer required for a minimum response increases with the rising soil test values.

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