date:Jun 08, 2012
ms or the death of birds. However, when the virus is in contact with poultry that has no immunity to it, the infection can spread and cause high mortality, resulting in serious economic losses for poultry producers.
A statement from Rosselkhoznadzor said: There is reason to suppose that there is an infection among poultry stock in the facility, caused by the specified agent of bird flu. When a low-pathogenic virus is circulating among non-immune poultry stock, its pathogenicity could increase.