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Table 1 The variation in performance of pigs fed diets with CP reduced by more than 3%

From: Advances in low-protein diets for swine

BW, kg Dietary CP levela, % Additional supplemented AAb Performance changedc References
Control diet LP diet ADG, g/d ADFI, kg/d F:G, kg/kg
24~ 40 24.1 19.3 Valine −38 −0.24 −0.12 Morales et al. [81]
18.1 Valine, leucine, isoleucine, histidine, phenylalanine −33 − 0.06 −0.01
17.3 Valine, leucine, isoleucine, histidine, phenylalanine, glycine −13 −0.04 −0.03
7~ 11 23.1 18.9 14d 0.02 −0.01 Yue and Qiao [6]
17.2 Valine, isoleucine, histidine, phenylalanine 57d 0.50 − 0.14d
6~ 13 22.8 17.4 Isoleucine 121d 0.11d −0.30d Nyachoti et al. [5]
50~ 80 19.5 12.0 Valine, leucine, isoleucine, histidine 111d 0.07 0.25d Atakora et al. [135]
10~ 20 19.4 12.7 Valine, histidine, isoleucine, leucine, phenylalanine 70a −0.01 − 0.35d Gloaguen et al. [1]
20~ 50 18.2 13.3 44d 0.03 −0.09 Powell et al. [79]
13.4 Valine, isoleucine 27 − 0.02 −0.12
! Glycine, arginine 64d 0.08 −0.10
! Valine, isoleucine, glycine, arginine 13 0.04 0.02
! Valine, isoleucine, glycine, glutamic acid 8 0.03 0.02
20~ 45 18.2 13.3 56d −0.01 −0.26d Roux et al. [78]
13.4 Valine, isoleucine 30 − 0.12d −0.26d
37~ 61 16.1 10.1 Valine, isoleucine, phenylalanine 171d 0.01 −0.44d Guay et al. [40]
7.8 Valine, isoleucine, phenylalanine, histidine, leucine, arginine 313d 0.06 − 0.97d
75~ 95 14.7 10.1 Valine, isoleucine, alanine 170 0.14 −0.63 Zhang et al. [19]
10.2 Valine, isoleucine, leucine 90 0.14 − 0.18
  1. aAnalyzed values; “!” means data were not provided in the paper
  2. bAdditional supplemented AA in LP diets except FCAA; “-” means no other CAA supplemented except FCAA
  3. cADG = ADG (control diet)- ADG (LP diet); ADFI = ADFI (control diet)- ADFI (LP diet); F:G = F:G (control diet)- F:G (LP diet)
  4. d Values were significant different between LP diet and control diet