The total number of viable bacteria in the water and MPN in duck farms had no significant seasonal regularity. There was no seasonal rule of the total number of viable bacteria and MPN in each duck farms' well water.
各鸭场井水中细菌活菌总数、大肠菌群最近似数,无明显的季节性规律。
参考来源 - 规模化肉种鸭场环境卫生指标菌的检测及与种鸭生产性能相关性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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