how do biofertilisers enrich the/ fertility of soil?explain different categories of it Share with your friends Share 1 Sumedha Rai answered this Kindly follow the link given below:-https://www.meritnation.com/ask-answer/question/may-i-know-more-about-the-topic-microbes-as-bio-fertilisers/microbes-in-human-welfare/3101022 -1 View Full Answer