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Table 4 Effect of dietary vitamin E and/or selenium supplementation on the FCR of broilers

From: The impact of vitamin E and/or selenium dietary supplementation on growth parameters and expression levels of the growth-related genes in broilers

Groups

Items

Control

Vit. E

Se

Vit. E + Se

1 week

1.29±0.06 a

1.22±0.01 a

1.29±0.02 a

1.09±0.02 b

2 weeks

1.93±0.02a

1.58±0.01c

1.85±0.00b

1.36±0.02d

3 weeks

1.90±0.01a

1.75±0.01b

1.75±0.01b

1.88±0.01a

4 weeks

1.85±0.02a

1.62±0.01c

1.72±0.01 b

1.52±0.00 d

5 weeks

1.64±0.01a

1.39±0.01 c

1.64±0.01 a

1.50±0.00b

Total FCR

1.76 0.00 a

1.54 0.03 c

1.69 0.01 b

1.53 0.03 c

  1. Values are means ± standard error. Mean values with different letters at the same row significantly at (P≤0.05). Vit. E= group supplemented with vitamin E; Se= group supplemented with selenium; Vit. E + Se=group supplemented with vitamin E and selenium