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    Question

    Triacontanol is a natural plant growth regulator

    obtained from the leaves of:
    A Lucerne Correct Answer Incorrect Answer
    B Berseem Correct Answer Incorrect Answer
    C Rose Correct Answer Incorrect Answer
    D Chicory Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

    Lucerne leaves contain triacontanol which applied through foliar application. It is used in many plants, most notably in roses, in which it rapidly increases the number of basal breaks.

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