1. It said Qinghai had taken emergency measures by closing off the spots to prevent people and fowl from contacting wild birds.
2. Qinghai took emergency measures by closing off spots to prevent people and fowl from contacting wild birds.
3. Farm authorities told farmers to stay away from places where migratory birds gather because wild fowl are one suspected source of the disease.
4. But the prolonged autumn this year because of comparatively high temperatures has meant many wild fowl choose to stay in Liaoning for a longer time.