How earthworms enhance crop fertility?

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What else do you know about earthworms, beside this that they can be found during rainy season?

Actually we all know very less about earthworms. Most of us won’t know the second name of earthworm, which is more popularly known as “farmer’s friend”. A big reason lies behind this name.

Earthworm plays a major role in increasing the crop fertility. They form compost, called Vermicompost, which is very useful for the growth of plants and also is eco-friendly, unlike the modern day chemical fertilizers and pesticides. These are derived from organic wastes etc. These can be used minimize the indiscriminate use of chemical fertilizers. Large amount of wastes are being generated every moment. The earthworms utilize those wastes and convert them to manure, which is harmless, can be used again and again. It also prevents other harmful microorganisms to invade the soil and harm the crops. Nowadays this method of crop production improvement is being employed at large scale and even as commercialized business.