Question

    Saline soils could be improved

    by:-
    A Leaching Correct Answer Incorrect Answer
    B Gypsum application Correct Answer Incorrect Answer
    C Pyrite application Correct Answer Incorrect Answer
    D Sulphur application Correct Answer Incorrect Answer

    Solution

     Soil salinity can  be reduced by leaching soluble salts out of soil  with excess irrigation water. 

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