What basis would you adopt to explain to a farmer using chemical fertilizers switch over to organic fertilizers? (AS 4)

We can educate the farmers by showing him that the use of chemicals fertilizers can be harmful as —

1. It reduce the soil fertility.

2. They kill the various microbes, plant species which effect the entire ecosystem.

3. Long term use of chemicals can also cause greenhouse effect.

4. It contaminate the groundwater as chemical fertilizers are water soluble.

We can tell the farmers that if the organic fertilizers are used properly they can increase the crop production and increase the soil fertility. Organic fertilizers are cheaper than chemical fertilizers.