Fig. 2
From: Effect of milk replacer allowance on calf faecal bacterial community profiles and fermentation
Boxplots showing alpha diversity distributions of calf faecal bacterial communities at the genus level by Shannon diversity index and Chao1 index between diet groups. The results of Wilcoxon rank sum testing of pairwise comparisons of treatments groups are shown for P < 0.05 (*), and P < 0.001 (**)