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畜试所开发废水磷酸盐结晶回收技术 氮磷减排循环更加值
废水管线结晶。(图∶畜试所提供) 畜牧废水处理後仍富含氮、磷、钙及镁等营养盐,因此农业部畜产试验所开发废水磷酸盐结晶回收技术,减少畜牧场回收水或放流水的营养盐类浓度,回收的结晶(鸟粪石)则可作为缓释型肥料使用,达到畜牧场源头减废及 ...
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