Question

Why do farmers spread fertilizers and manures in the fields?

Answer 1

Fertilizers:

1. Fertilizers are chemical substances that are introduced into the soil to increase the fertility of the soil.
   
2. Fertilizers contain the chemicals that directly enter the soil to enrich the soil and increase the yield of crops.
   

Manure:

1. The manure is the organic material that is introduced into the soil to make it fertile.
   
2. The manure is decomposed in the soil by the microorganisms which provides the nutrients to the soil.
   
3. Thus it is necessary to replenish the soil with these nutrients.