Recently, a new type of compound microbial preparation with a promising application, namely EM (Effective Microorganisms) biotechnology, was promoted and used in Fujian Province, which has a significant effect on promoting the development of high-quality agriculture in Fujian, purification of the environment, and human health care. EM is a new type of complex microbial preparation developed by Professor Yukio Kita of the University of the Ryukyus. It is composed of more than 80 effective microorganisms in 10 families and 10 genera. Its basic function is to create a benign ecology and has a wide range of applications. It not only has obvious application effects in crop farming, animal husbandry and aquaculture, but also has unexpected effects in the fields of environmental protection, daily life, and human health care.
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