Question

Give any four differences between manures and fertilisers.

Answer 1

Fertiliser :
1.) A fertiliser is an inorganic salt.
2.) A fertiliser is prepared in factories.
3.) A fertiliser does not provide any humus to the soil.
4.) Fertilisers are very rich in plant nutrients like nitrogen, phosphorus and potassium.

Manure :
1.) Manure is a natural substance obtained by the decomposition of cattle dung, human waste and plant residues.
2.) Manure can be prepared in the fields.
3.) Mqnure provides a lot of humus to the soil.
4.) Manure is relatively less rich in plant nutrients.