Microbes indoors Effects of Microbial Aerosol in Poultry House on Meat Ducks’ Immune Function – Guanliu Yu – Frontiers in Microbiology (OA) The aim of this study was to evaluate effects of microbial aerosols on immune function of ducks and shed light on the establishment of microbial aerosol concentration standards for poultry. A total of 1800 …