Vermicompost

Vermicompost is an organic manure (bio-fertilizer) produced as the vermicast by earth worm feeding on biological waste material; plant residues. This compost is an odorless, clean, organic material containing adequate quantities of Nitrogen, Phosphorus, Potassium and several micro-nutrients essential for plant growth. Vermicompost is a preferred nutrient source for organic farming as it is eco-friendly, non-toxic, consumes low energy input for composting and is a recycled biological product.

Some of the benefits of Vermicompost are as follows,
Vermicompost is free flowing, easy to apply, handle and store and does not have bad odour.
Vermicompost is rich in beneficial micro flora such as a fixers, P- solubilizers, cellulose decomposing micro-flora etc in addition to improve soil environment.
It improves soil structure, texture, aeration, and waterholding capacity and prevents soil erosion.Vermicompost is rich in all essential plant nutrients.
Provides excellent effect on overall plant growth, encourages the growth of new shoots / leaves and improves the quality and shelf life of the produce.
Vermicompost contains earthworm cocoons and increases the population and activity of earthworm in the soil.
It neutralizes the soil protection.
It prevents nutrient losses and increases the use efficiency of chemical fertilizers.
Vermicompost is free from pathogens, toxic elements, weed seeds etc.
Vermicompost minimizes the incidence of pest and diseases.
It enhances the decomposition of organic matter in soil.
It contains valuable vitamins, enzymes and hormones like auxins, gibberellins etc.

[sources: various]