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      Question

      Which of the following ameliorate is cost effective and

      easily available for the reclamation of sodic soil?
      A Gypsum Correct Answer Incorrect Answer
      B Ammonium sulfate Correct Answer Incorrect Answer
      C Lime Correct Answer Incorrect Answer
      D Iron pyrite Correct Answer Incorrect Answer
      E Ammonium nitrate Correct Answer Incorrect Answer

      Solution

      Sodic soils are adversely affected by the accumulation of sodium, EC = 15%. Gypsum is cost effective and easily available for the reclamation of sodic soils.

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