Fig. 6From: Dietary supplementation of Macleaya cordata extract and Bacillus in combination improve laying performance by regulating reproductive hormones, intestinal microbiota and barrier function of laying hensThe concentrations of short-chain fatty acid (SCFAs) in the cecal contents of the laying hens. Data are presented as means ± SEM (n = 6). Different lowercase letters indicate a significant difference (P < 0.05)Back to article page