Fertilizer production from stock of farms in South Korea (6.30)
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Last Update: 2003-03-12
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Source: Internet
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Author: User
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OA show ('918 '); the South Korean National Aquatic revitalization Institute, located in the southern port city of Busan, has recently developed a technology to produce fertilizer from the accumulated materials of contaminated farms This technology is to add human excrement, animal excrement and swill to the polluted accumulation, mix them and then add quicklime to kill the pathogenic bacteria and make fertilizer According to the National Academy of fisheries, the fertilizer's composition, organic content and heavy metal concentration are in line with the composting standard, which can make the soil neutral and have excellent effect when used in acid soil Especially after dehydrating the accumulated materials in the farm, they can be made into high-quality organic fertilizer after sterilization and drying This will be of great benefit to farms that need to be dredged The National Academy of Fisheries revitalization has applied for a patent for this technology, and is studying the technology of using shells and other fertilizers China feed industry information network 9cj (author:)
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