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    Question

    Choose the incorrect

    option
    A Deep ploughing is 50 cm for rainfed conditions Correct Answer Incorrect Answer
    B Optimum moisture content for ploughing is 20-25 % of ASM Correct Answer Incorrect Answer
    C In heavy soils, 3-5 ploughings are needed Correct Answer Incorrect Answer
    D Country plough is a multi-purpose plough Correct Answer Incorrect Answer

    Solution

    The optimum range of moisture for effective ploughing is 25-50 % of ASM. Soils ploughed under wet conditions sticks to the plough resulting in soil compaction and dry soil is difficult to open and work out

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