supported by the China Animal Disease Prevention and Control Center;the China Agriculture Research System Poultry-Related Science and Technology Innovation Team of Peking, China （CARS-PSTP）
基金supported by the China Animal Disease Prevention and Control Centerthe China Agriculture Research System Poultry-Related Science and Technology Innovation Team of Peking, China (CARS-PSTP)
文摘supported by the China Animal Disease Prevention and Control Center;the China Agriculture Research System Poultry-Related Science and Technology Innovation Team of Peking, China （CARS-PSTP）
