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（１）人粪尿中添加硫酸亚铁每１００kg人粪尿中加硫酸亚铁５００～６００g，可使人粪尿中极易挥发的有效铵转化成性质稳定的硫酸铵，起到保肥除臭、防止氮素挥发的作用。（２）人粪尿中添加过磷酸钙每１００kg人粪尿中加５kg过磷酸钙，搅拌均匀存放３～１０天，能使人粪尿中极
(1) adding ferrous sulfate to human excrement Each 100kg of human excrement plus ferrous sulfate 500 ~ 600g, can make very volatile man-made urine easily volatile ammonium into stable ammonium sulfate, play a fat-rich Smelly, to prevent the role of nitrogen volatilization. (2) added to the human excreted urine superphosphate per 100kg human excrement plus 5kg superphosphate, stir and store for 3 to 10 days, can make the human excrement in the very