High level F in feed and soil was the main pathogenic factor of it.
土壤、饲料高氟是加重钙磷代谢障碍引发跛行的主要因素。
F. High-precision filter, filter wide area, high efficiency, simple operation, easy to clean.
高精密过滤，过滤面积广、效率高、操作简单、清洗容易。
F. High-precision filter, filter wide area, high efficiency, simple operation, easy to clean.
高精密过滤，过滤面积广、效率高、操作简单、清洗容易。
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