Table 4. Effects of different inorganic : organic zinc ratios or combination of low crude protein diet and mixed feed additives on blood profiles in weaned piglets

Treatment NC PC T1 T2 T3 T4 SE p-value
Red blood cell (106/μL) 7.32 7.37 7.14 7.52 7.64 7.59 0.40 0.949
White blood cell (103/μL) 17.43 17.72 17.85 19.68 18.11 17.76 2.79 0.994
Lymphocyte (%)1) 49.88 49.35 49.18 50.48 57.68 66.58 4.58 0.065
Monocyte (%) 3.48 4.63 2.47 4.33 3.88 4.77 0.73 0.252
Eosinophil (%) 0.41 0.55 0.43 0.42 0.40 0.52 0.14 0.958
Basophil (%) 0.40 0.35 0.33 0.40 0.55 0.43 0.09 0.548
Immunoglobulin G (mg/dL) 174.0 160.3 185.2 148.5 185.0 162.3 23.2 0.816
Immunoglobulin M (mg/dL) 47.3 43 47.7 50.7 48.0 44.0 3.7 0.774
Cholesterol (mg/dL) 66.2 71.2 76.5 72.7 82.5 68.0 5.4 0.313
Glucose (mg/dL) 109.7 107.3 108.2 111.2 106.0 109.7 9.6 0.999
Blood urea nitrogen (mg/dL)1) 6.83a 6.83a 6.83a 6.33ab 5.50ab 5.00b 0.48 0.049
Zinc (ug/dL) 94.9 102.4 104.0 107.3 99.4 97.2 5.0 0.654
NC, no additional added zinc oxide in diet (negative control); PC, NC + 1,000 mg/kg zinc oxide (positive control); T1, NC + inorganic : organic zinc 850 : 150 mg/kg; T2, NC + inorganic : organic zinc 700 : 300 mg/kg; T3, NC + inorganic:organic zinc 500 : 500 mg/kg; T4, 10% reduced crude protein diet + 0.1% essential oil + 0.08% protease + 0.02% xylanase.
Contrast: T4 vs T1, T2, and T3 ( p < 0.05).
Means in the same row with different superscripts differ ( p < 0.05).