Sources of Plant Nutrients

Organic or natural sources of nutrients:

These nutrients are from natural sources such as plants and animals. Examples of the sources are green manure, farm animal droppings, compost, treated human excrete

Compost:

It is decayed matter of plant and animal sources that have been heaped together for some time.

Inorganic sources of plant nutrients:

These are nutrients synthesized artificially in the laboratory using chemical substances. Eg NPK, fertilizer

Fertilizers:

They are substances that are applied to soil to supply it with adequate nutrients needed for plant growth