Question

distinguish between organic manures and chemical fertilizers

Answer 1

The differences between organic manures & chemical fertilizers are as follows -

fertilizers - Fertilizers are of mineral origin. They are nitrogenous, phosphatic, potassium salts and salts containing other elements.

organic manures - The term natural or organic manure is generally used for nutrients from natural sources and fertilizers  are nutrients from artificial sources. Organic manures include excreta of animals, animal matter such as blood, bones, flesh, horn etc. and decomposed vegetation. 

Answer 2

Answer:

Fertilisers are the substances that are used during farming in order to increase the fertility of the soil or availability of nutrients to the crops.

Explanation:

Fertilizers are majorly of two types organic or natural fertilizers and chemical fertilizers.

Chemical fertilizers are artificially manufactured in industries and their composition is purely chemical.

Organic fertilizers are generally made up of death and decay organisms Or debris of plants.

These are natural and are eco friendly but chemical fertilizers are hazardous to nature.