Figure 2.

The column chart of the main dominant phyla. A color-coded bar plot, showing the bacterial phylum distribution across the different groups in different periods that were sampled. Periods I (1–18 d), II (19–36 d), III (37–54 d), and IV (55–72 d). Group 1, 2, 3, and 4 represents four groups of sheep treated with four dietary NFC/NDF ratio of 0.54, 0.96, 1.37, and 1.90, respectively.