In order to evaluate the application value of Saccharomyces cerevisiae culture using distiller' s grains as substrate for pigs' feed, the nutritional components including the contents of moisture, crude protein ( CP) , ether extract (EE), ash, crude fiber (CF), amino acids (AA) and gross energy (GE) of Saccharomyces cerevisiae culture using distiller' s grains as substrate were determined at firstly, and then, the total tract appar-ent digestability of nutrients through total feces collection method and apparent ileal d...