Zhejiang Online news site April 10, 2013 06:33:03
East Asia - Australia migratory birds, migratory channels mapping Huang Xin
The remaining six gene fragments derived from the H9N2 avian influenza virus. According to the viral genome comparison and phylogenetic analysis, H9N2 avian influenza virus from flocks of China in Shanghai, Zhejiang, Jiangsu and other places. Gene reassortment likely occurred in the Yangtze River Delta region.Process possibly via Korea of wild birds in the natural migration process, the ducks and the Yangtze River Delta region, flocks itself with the avian flu virus gene reassortment produce...
http://zjnews.zjol.com.cn/05zjnews/system/2013/04/10/019268645.shtml