Porcine contagious pleuropneumonia is one of the infectious respiratory tract disease that pose great threat to modem pig industry, which cause swine dead rapidly with very high rate.

 
  • 摘要猪传染性胸膜肺炎是严重危害养猪业的重要传染病之一,该病发病急、死亡快,死亡率高。
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