Influence of an antimicrobial feed additive (avilamycin), a NSP-hydrolyzing enzyme (Xylanase) and their combination on pathogenic microorganisms in the intestine of pigs

additif aux aliments des animaux aditivos de piensos animal growth promoters antibiotics antibiotique appareil digestif cerdo clostridium perfringens digestive system enzyme preparations escherichia feed additives flora microbiana flore microbienne glicosidasas glycosidase glycosidases intestin intestines intestinos microbial flora porcin promoteur de croissance animale promotores del crecimiento animal sistema digestivo swine