摘要
Dear Editor,Aquatic birds are thought to be the main reservoir for avian influenza viruses(AIVs)(Olsen et al.2006).Pandemic emergences caused by these viruses threaten the international poultry industry giving rise to enormous economic losses.In addition,more and more reported cases of birdto-human transmission alert us the importance of
Dear Editor,Aquatic birds are thought to be the main reservoir for avian influenza viruses（AIVs）（Olsen et al.2006）.Pandemic emergences caused by these viruses threaten the international poultry industry giving rise to enormous economic losses.In addition,more and more reported cases of birdto-human transmission alert us the importance of AIVs surveillance in natural foci for identifying, monitoring,
基金
supported by grants from the National Natural Science Foundation of China (No.81501430)
the Basic Work Program of the Ministry of Science and Technology of China (2013FY113500)
