MOESM1 of Effects of dietary supplementation of probiotic Enterococcus faecium on growth performance and gut microbiota in weaned piglets HuChengjun XingWeigang LiuXiaohua ZhangXiuzhu LiKe LiuJia DengBaichuan DengJinping LiYong TanChengquan 2019 Additional file 1: Figure S1. Sample-based rarefaction analysis.