Multiple choice

Ideal NPK ratio for Indian soils is ………………

  1. 4 : 2 : 1.

  2. 3 : 2 : 1

  3. 4 : 3 : 1

  4. None of these
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A Correct answer
Explanation

The ideal ratio of Nitrogen, Phosphorus, and Potassium (NPK) for Indian soils is generally considered to be 4:2:1. This is a standard recommendation in Indian agricultural science.

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