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农业面源污染成为我国继工业“三废”污染以后逐渐凸显的重大污染源之一[1]。在农业面源污染中,畜禽粪便的污染占有相当大的比重,对畜禽养殖业污染进行治理,解决畜禽粪便的污染问题已成为当前解决农业面源污染的重要工作。目前,我国规模化畜禽养殖业的粪便排放量超过工业废弃物总量。畜禽粪便中COD的排放量已远远超过工业废水和生
Agricultural non-point source pollution has become one of the major pollution sources gradually highlighted in our country following the industrial “three wastes” pollution [1]. In agricultural non-point source pollution, the excrement of livestock and poultry occupy a large proportion of pollution, the livestock and poultry breeding pollution control, to solve the problem of livestock and poultry manure pollution has become an important task to solve agricultural non-point source pollution. At present, China’s large-scale livestock and poultry farming excrement discharge exceeds the total amount of industrial waste. COD in livestock manure has far exceeded the amount of industrial waste water and students