Question answer ch 1 crop production and measurement science

 Q-5:

Explain how fertilisers are different from manure.

Ans: Different between fertilisers and manure are following:


Fertiliser Manure


1) It is man-made inorganic substance. 1) It is a natural substance obtained by the decomposition.

2) It is prepared in factories. 2) It can be prepared in field.

3) It does not provide humus to soil. 3) It provides a lot of humus to soil.

4) These are rich in nutrients like nitrogen, phosphorus and potassium. 4) It is relatively less in plant n

utrients.

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