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Table 4 Effects of natural colorant on internal egg quality traits

From: Lesser known indigenous vegetables as potential natural egg colourant in laying chickens

Parameter Capsicum annuum Talinium triangulare Adansonia digitata Canthaxanthin Control ±SEM
Yolk height (mm) 14.83 ± 0.05 13.30 ± 2.07 13.75 ± 1.58 14.53 ± 0.52 14.62 ± 0.42 0.27
Yolk index 5.15 ± 0.84 4.81 ± 0.76 5.19 ± 0.86 5.04 ± 0.11 5.37 ± 0.14 0.12
Yolk width (cm) 2.89 ± 0.06 2.62 ± 0.37 2.54 ± 0.25 2.89 ± 0.12 2.73 ± 0.64 0.05
Albumen height (mm) 5.49 ± 0.21 5.06 ± 1.04 5.41 ± 1.19 5.78 ± 0.43 5.54 ± 0.30 0.17
Haugh unit 77.41 ± 1.68 76.08 ± 2.22 78.21 ± 4.03 77.54 ± 2.58 76.93 ± 2.25 0.60
Yolk color 7.50 ± 1.47c 3.31 ± 0.83b 3.06 ± 0.13b 2.25 ± 0.20ab 1.31 ± 0.13a 0.17
  1. a, b, ab, c Means across same row carrying different superscripts are significant (p < 0.05).