【摘要】 氮是畜禽粪便中造成环境污染的主要物质。降低养殖业中氮污染的措施是减少畜禽粪便中氮的排出量和加强畜禽粪便的处理利用,本文对此进行了综述。更多还原

【Abstract】 Fecal nitrogen is primary matter to bring about environmental pollution. We can reduce the pollution from animal raising by means of lessning fecal nitrogen pollution. Reducing the amount of nitrogen eliminate and enhancing the treatment and utilization of feces were regarded as main measure of reduce the fecal nitrogen pollution in the article.\;更多还原