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Table 7 The effects of dietary nucleotides supplementation on growth performance of weaned pigs (Exp. 2)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         
 day 1 8.40 8.40 8.40 8.40 0.01 0.94 0.87 0.74
 day 14 13.14 13.27 13.18 13.42 0.11 0.49 0.66 0.51
 day 42 23.16 24.10 25.01 25.50 1.21 0.02 0.12 0.27
Before challenge (d 1 to 14)        
 ADG, g 339 348 341 359 13 0.07 0.11 0.17
 ADFI, g 484 496 491 506 7 0.65 0.42 0.27
 G/F 0.700 0.702 0.695 0.709 0.06 0.57 0.43 0.22
After challenge (d 15 to 42)        
 ADG, g 357 387 423 431 23 <0.001 0.01 0.33
 ADFI, g 566 583 617 626 29 0.03 0.01 0.53
 G/F 0.631 0.664 0.686 0.688 0.019 <0.001 0.08 0.77
Overall (d 1 to 42)         
 ADG, g 351 374 395 407 20 <0.001 0.01 0.09
 ADFI, g 525 540 554 566 11 0.09 0.12 0.60
 G/F 0.669 0.693 0.713 0.719 0.016 <0.001 0.06 0.72
  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