Question

Explain how fertilisers are different from manure.NCERT Class 8th Science Chapter 1 Crop Producti
on and Management

Answer 1

Answer:

Explanation:

Fertilizers are produced in industries whereas manure can be prepared at home.

Fertilizers have less amounts of humus but manure has a lot of humus.

Fertilizers have a lot of nutrients like phosphorus, nitrogen etc but manure does not have many nutrients.

Fertilizers cause soil and water pollution and kills useful micro-organisms present in soil  but manure is eco-friendly.

Fertilizers are expensive but manure is cheap

Answer 2

Here is your answer

Fertilizers

1 a fertilizers is prepared in factories.

2. Fertilizer does not provide any humus to the soil.

3. Fertilizers are very rich in plants nutrients like nitrogen phosphorus and potassium.

Manure

1 point a manure can be prepared in the fields.

2 . A maUre provides a lot of humus to the soil.

3. Manure is relatively only less rich in plant nutrients....

I hope it will help you

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