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

Table 4 Effects of nonphytate phosphorus levels on egg quality of laying hens fed at 41 wk of age

Nonphytate phosphorus, %	Percentage of yolk, %	Percentage of albumen, %	Percentage of eggshell, %	Eggshell strength, kg/cm²	Eggshell thickness, mm
0.20	28.88	57.28	13.84	3.34	0.334
0.25	27.78	58.69	13.53	3.05	0.330
0.30	28.04	58.32	13.61	3.42	0.336
0.35	28.03	57.49	14.48	3.38	0.338
0.40	28.29	57.46	14.24	3.75	0.342
SEM	0.14	0.20	0.12	0.07	0.002
P-value	0.137	0.068	0.066	0.095	0.476
Linear	0.339	0.537	0.051	0.059	0.115
Quadratic	0.044	0.037	0.361	0.116	0.501

ISSN: 2049-1891