Effects of dietary Macleaya cordata extract supplementation on gut microbiota in broiler chickens challenged with necrotic enteritis
There were four groups, NC (negative control group), BH (uninfected NE+ diet supplemented with 350 ppm Macleaya cordata extract), PC (positive control group) and NBH (infected NE+ diet supplemented with 350 ppm Macleaya cordata extract). 30-day-old broiler cecum contents.