| 1 | Solution: 1. Blue ear disease:Science immunity is that the unique be valid of solution. | |
| 2 | Indications:Hyperthermic pig disease, blue ear disease, PCV, such as foot and mouth ulcers. | |
| 3 | Pork supplies have dwindled since an outbreak of blue ear disease, a virus that can be deadly in pigs. | |
| 4 | The key point preventing PRRS is to strengthen rearing and management, and to adopt compositive preventing and controlling measures. | |
| 5 | But it suffered nothing like the blue-ear disease that took such a toll on the country's pigs in 2007-08. |
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