Question

difference between fertilizer and manure?...​

Answer 1

Answer:

Manures are obtained from natural sources, whereas fertilisers are synthetically manufactured in the factories. Manures are eco-friendly, whereas fertilisers harm the useful microbes present in the soil and also decrease the soil fertility if used for a longer time.

Answer 2

Manure :

Manure is an organic compound (rich in nutrients) obtained by the decomposition of plant and animal waste by microbes.

[1] It is natural organic substances.

[2] It is prepared by the decomposition of animal wastes, human wastes and plant residuces

[3] It provide a lot of humas to the soil.

[4] It is not expensive.

[5] Examples are Sunn hemp or Sesbania.

[6] It contains less amount of essential plant nutrition.

Fertilizers :

Fertilizers are human-made chemical substance which are rich in one or more nutrients like nitrogen (N), phosphorus (P) and potassium (K). Fertilizers are produced in factories.

[1] These are inorganic salts.

[2] It is prepared in factories.

[3] These do not add humus to the soil.

[4] They are costly.

[5] Examples are Urea and potash.

[6] These are rich in plant nutrients like nitrogen, Phosphorus and potassium.