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Table 1 Organ weights and ratio and percentage of adult body weights, and production characteristics of the Wuding small Daweishan chicken breeds

From: Biological mechanisms discriminating growth rate and adult body weight phenotypes in two Chinese indigenous chicken breeds

  Weight (g) Ratio organ/BWa Organ BW percentagea,b
Organs Daweishan Wuding Daweishan Wuding Daweishan Wuding
Heart 5.61 5.71 0.006 0.003 0.61 0.27
Liver 13.8 18.95 0.015 0.009 1.50 0.90
Lung 4.76 4.79 0.005 0.002 0.52 0.23
Kidney 5.49 5.51 0.006 0.003 0.60 0.26
Spleen 2.27 2.46 0.002 0.001 0.25 0.12
Prescreen 1.91 2.51 0.002 0.001 0.21 0.12
Gizzard 12.88 17.46 0.014 0.008 1.40 0.83
land stomach 3.59 4.06 0.004 0.002 0.39 0.19
Intestine 22.13 24.75 0.024 0.012 2.41 1.18
Trachea 1.22 1.42 0.001 0.0007 0.13 0.07
Gullet 1.64 3.64 0.002 0.002 0.18 0.17
Crop 2.89 4.9 0.003 0.002 0.31 0.23
Bursa of Fabricius 1.17 0.96 0.001 0.0004 0.13 0.05
Thymus 3.58 3.97 0.004 0.002 0.39 0.19
Total average      9.02 4.81
Average daily gain 2.77 14.09     
Feed conversion 12.36 6.07     
Body size 15.66 22.01     
Body weight 920 2100     
  1. a BW Body weight; bOrgan weight percentage of body weight