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. 2021 Jan 27;8:623899. doi: 10.3389/fvets.2021.623899

Figure 1.

Figure 1

Effects dietary bacteriophage supplementation on intestinal morphology (A, Villi height; B, Crypt depth; C, VH/CD) of weaned piglets fed antibiotic-free diet (n = 5). Con: the control diet supplemented with 25 mg/kg quinocetone and 11.25 mg/kg chlortetracycline in the basal diet; Treatments (200, 400, and 600 mg/kg): the treatment diets supplemented with 200, 400, or 600 mg/kg bacteriophage in the basal diet; a,bDifferent letters above bars indicates significant differences (P < 0.05).