Question 5Explain how fertilisers are different from manure.

Question

Accepted Answer

FertilisersManureFertiliser is a man-made inorganic salt.Manure is a natural substance obtained by the decomposition of cattle dung and plant residues.Fertiliser is prepared in factories.Manure can be prepared in the fields.Fertiliser does not provide any humus to the soil.Manure provides a lot of humus to the soil.Fertilisers are very rich in plant nutrients like nitrogen, phosphorus and potassium.Manure is relatively less rich in plant nutrients.Fertilisers are not good for soil as they degrade the soil in long run.Manures improve the soil texture.They cause water pollution.They do not cause water pollution.

Fertilisers	Manure
Fertiliser is a man-made inorganic salt.	Manure is a natural substance obtained by the decomposition of cattle dung and plant residues.
Fertiliser is prepared in factories.	Manure can be prepared in the fields.
Fertiliser does not provide any humus to the soil.	Manure provides a lot of humus to the soil.
Fertilisers are very rich in plant nutrients like nitrogen, phosphorus and potassium.	Manure is relatively less rich in plant nutrients.
Fertilisers are not good for soil as they degrade the soil in long run.	Manures improve the soil texture.
They cause water pollution.	They do not cause water pollution.

Crop Production and Management — Question 5

Question 5