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    Question

    In cabbage, cauliflower and broccoli, hollow stems with

    darkened interiors are most often caused by:
    A Boron deficiency Correct Answer Incorrect Answer
    B Magnesium deficiency Correct Answer Incorrect Answer
    C Phosphorus deficiency Correct Answer Incorrect Answer
    D Chilling temperatures Correct Answer Incorrect Answer
    E PotassiumToxicity Correct Answer Incorrect Answer

    Solution

    Hollow stem is a physiological disorder in cabbage, cauliflower and broccoli - linked to calcium and boron deficiency or over-supply of nitrogen.

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