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Table 3 Effects of chronic heat stress on the growth performance of broilers

From: Transcriptome analysis reveals the mechanism of chronic heat stress on meat quality of broilers

Items

Treatments

NC

HS

PF

After 7 d of heat stress

  ADG, g

89.49 ± 7.09a

58.82 ± 10.93b

82.13 ± 9.91a

  ADFI, g

150.93 ± 13.66a

127.22 ± 12.51b

134.36 ± 13.87b

  F:G

1.69 ± 0.05b

2.21 ± 0.25a

1.64 ± 0.09b

After 14 d of heat stress

  ADG, g

90.55 ± 6.95a

49.80 ± 13.16c

68.6 ± 14.79b

  ADFI, g

165.18 ± 11.51a

127.15 ± 15.86b

127.09 ± 17.5b

  F:G

1.83 ± 0.10b

2.65 ± 0.36a

1.89 ± 0.18b

  1. The result represents the mean value ± standard deviation (SD) (n = 6). NC normal control group, HS the heat stress group, PF the pair-fed group. ADG average daily gain, ADFI average daily feed intake, F:G feed:gain ratio
  2. a-cDifferent letters represent significant differences (P < 0.05)