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Explain how fertilisers are different from manure:-
Answer
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Manures |
Fertilizers |
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It is natural substance |
It is manmade |
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It is prepared naturally in fields (open pits by decomposition of normal waste) |
It is prepared in factories |
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It is less rich in Nutrients |
It is more rich in nutrients like urea, ammonium, sulphate, phosphate |
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It provides lots of humus in soil |
It does not add humus in soil |
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It is absorbed slowly in water (It is not much soluble) |
It is soluble and plants can absorb it faster |
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It improves the texture of the soil. |
Excessive use of fertilizers make soil less fertile.
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