Social Sciences, asked by solankiyashpal194, 5 hours ago

which of the following cannot be provided to soil by a chemical fertiliser?
a) humus
b) phosphorus
c) potassium​

Answers

Answered by Anonymous
3

a) humus

Hope it's helpful to you

Answered by manshipapola12
2

Answer:

I think it is humus

Explanation:

Humus cannot be provided to the soil by a chemical fertilizers.

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