|Class 9 Biology Improvement Food Resources||Manure and Fertilizers|
Manure & Fertilizers
Manure is prepared bythe decomposition of animal and plant
It helps to enrich the soil with essential nutrients and hence makes the soil fertile and rich in organic matter.
It helps to increase the water holdingcapacity in sandy soils and avoids water logging in clayey soils.
The advantages of using manure are that they are non-toxic and eco-friendly.
Fertilizers refer to the products produced commercially to replenish the soil with essential nutrients. The fertilizers enrich the soil with nitrogen,phosphorus and potassium and ensure proper vegetative growth of healthy But continuous use of fertilizers can destroy the fertility of soil as it harms the beneficial micro-organisms in the soil.