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Table 5 Effects of nonphytate phosphorus levels on egg quality of laying hens fed at 41Ā wk of age

From: Effect of dietary nonphytate phosphorus on laying performance and small intestinal epithelial phosphate transporter expression in Dwarf pink-shell laying hens

Nonphytate phosphorus, %

Albumen height, mm

Egg shape index

Yolk color

Shell color

Haugh units

0.20

6.57

1.337

7.92

7.91

81.67

0.25

6.59

1.337

8.24

8.24

80.73

0.30

6.93

1.341

8.31

8.31

86.04

0.35

6.82

1.345

8.58

8.58

84.24

0.40

6.99

1.344

8.68

8.68

85.28

SEM

0.11

0.003

0.06

0.06

0.59

P-value

0.659

0.703

0.058

0.352

0.759

Linear

0.180

0.807

0.008

0.074

0.246

Quadratic

0.816

0.615

0.291

0.922

0.962