论文部分内容阅读
通过对北京市郊红星、红华2个大型养鸡场环境中氨、化学耗氧量和气味的测定,氨源强的卫生防护距离公式计算以及询问调查,建议20万只蛋鸡场可设置600m的卫生防护距离。
Based on the determination of ammonia, chemical oxygen demand and odor in the environment of Hongxing and Honghua large-scale chicken farms in Beijing suburbs, the calculation of health protection distance formula of ammonia sources and investigation and querying, it is suggested that 600,000m Health protection distance.