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Table 2 The effects of dietary nucleotides supplementation on growth performance of weaned pigs (Exp. 1)a

From: Response to an Escherichia coli K88 oral challenge and productivity of weanling pigs receiving a dietary nucleotides supplement

Item CON R150 R220 R275 SEMb Contrastc
1 2 3
Body weight, kg         
 d 1 8.33 8.33 8.34 8.34 0.04 0.44 0.68 0.16
 d 7 11.75 11.96 12.04 12.02 0.11 0.06 0.69 0.75
 d 21 16.92 17.22 17.48 17.56 0.23 0.08 0.32 0.76
 d 42 24.74 25.26 25.65 25.88 0.34 0.04 0.21 0.85
Phase 1 (d 1 to 7)         
 ADG, g 244 259 264 264 8 0.07 0.69 0.79
 ADFI, g 300 306 314 310 4 0.05 0.54 0.25
 G/F 0.809 0.846 0.840 0.854 0.028 0.26 0.83 0.78
Phase 2 (d 8 to 21)         
 ADG, g 370 376 389 396 15 0.34 0.37 0.87
 ADFI, g 618 611 603 609 9 0.32 0.86 0.49
 G/F 0.601 0.616 0.65 0.655 0.025 0.19 0.28 0.64
Phase 3 (d 22 to 42)         
 ADG, g 559 574 584 595 16 0.20 0.39 0.97
 ADFI, g 850 850 844 852 3 0.59 0.59 0.06
 G/F 0.657 0.676 0.691 0.699 0.020 0.18 0.43 0.87
Overall (d 1 to 42)         
 ADG, g 391 403 412 418 8 0.04 0.21 0.85
 ADFI, g 590 589 587 590 3 0.73 0.79 0.42
 G/F 0.663 0.684 0.703 0.709 0.013 0.03 0.21 0.71
  1. aAbbreviation: CON basal diet, R150 basal diet + nucleotides 150 mg/kg, R220 basal diet + nucleotides 220 mg/kg, R275 basal diet + nucleotides 275 mg/kg
  2. bStandard error mean
  3. cContrast: 1) CON vs. mean of nucleotide groups; 2) R150 vs. R275; 3) R220 vs. mean of R150 and R275