Bio fertilizers are substance that contains microbes, which helps in promoting the growth of plants and trees by increasing the supply of essential nutrients to the plants. There are various uses of bio fertilizers that prove their importance. They include – improving the soil quality, protecting the plants from pathogens, avoiding environmental pollution, destruction of harmful substances present in the soil, etc.
Bio fertilizers competitively colonize plant root systems, which, in turn, enhance nutrient uptake, increase productivity and crop yield, improve plants’ tolerance to stress and their resistance to pathogens, and improve plant growth
Bio fertilizers are economic and renewable sources of plant nutrients. Soil microorganisms are selected based on their beneficial effects on plants. These microorganisms are cultured in the lab, packed in suitable carrier material and are applied to soils as bio fertilizers.
In other words, a bio fertilizer is a modernized form of organic fertilizer that contain beneficial microorganisms
Use of bio fertilizers has currently emerged as cost effective and ecofriendly alternative than chemical-based fertilizers.