... stnthesisProduct Features1, Strains of the Ministry of Agriculture, "feed additive variety ofdirectory" to provide safe bacteria, and by ... , salt, high temperature resistance,extrusion, granulation in the feed and through the process of acidic stomachenvironment, are able ... intestinal enzyme deficiencies,the promotion of animal digestion and absorption;5,Growth and reproduction can produce B1, B2, B6, ...