事实再一次说明商业公司几乎最终都会因为诸如蓝耳病和支原体病毒等疾病问题而终止。
Once again the facts say that commercial companies almost always end up with all of their farms + ve for diseases like PRRS and Mycoplasma.
事实再一次说明商业公司几乎最终都会因为诸如蓝耳病和支原体病毒等疾病问题而终止。
Once again the facts say that commercial companies almost always end up with all of their farms + ve for diseases like PRRS and Mycoplasma.
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