Question

The primary use of ammonium sulfateis as a fertilizer for alkaline soils. In the soil the ammonium ion is released and forms a small amount of acid, lowering the pH balance of the soil, while contributing essential nitrogen for plant growth.
1.Farmyard manure
2.compost
3.vermicompost
4.Ammonium sulphate ​

Answer 1

Answer: Ammonium sulphate is your answer mate.

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Explanation: