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人粪尿添加过磷酸钙。每50千克人粪尿加入2.5千克过磷酸钙，拌匀后，存放5－7天使用。能使人粪尿中极易挥发的碳酸铵转化成性质稳定的磷酸铵，且增加人粪尿中的磷元素，提高肥料质量。人粪尿添加过磷酸钙和食盐。在50千克人粪尿中，加入5千克过磷酸钙和2．5千克食盐，拌匀后，
Human urine add superphosphate. Add 2.5 kg of superphosphate per 50 kg of human waste, mix and store for 5-7 days. It can make ammonium carbonate which is easily volatilized in human excrement into stable ammonium phosphate and increase the phosphorus in human excrement to improve the quality of fertilizer. Human waste add superphosphate and salt. In 50 kg of human waste, add 5 kg of calcium superphosphate and 2.5 kg of salt, mix well,