Table 1.
The feather score of hens on different stocking density at 32, 43, 51 and 60 weeks

Parameters	Stocking density (cm2/bird)	Age of hens (week)
		32	43	51	60
Head	750	1.04±0.04	1.08±0.04	1.12±0.05	1.14±0.05*
	500	1.08±0.04b	1.14±0.05b	1.16±0.05b	1.42±0.11a*
Neck	750	1.10±0.04b	1.14±0.05b	1.70±0.08a*	1.80±0.07a
	500	1.08±0.04c	1.12±0.05b	1.48±0.07b*	1.98±0.07a
Back	750	1.00±0.00c	1.00±0.00c	1.24±0.06b**	1.50±0.10a*
	500	1.06±0.03c	1.08±0.04c	1.66±0.09b**	1.88±0.12a*
Breast	750	1.02±0.02b	1.10±0.04b	1.76±0.11a**	1.94±0.10a
	500	1.06±0.04c	1.08±0.04c	1.34±0.08b**	2.06±0.08a
Wing	750	1.02±0.02b	1.02±0.02b*	1.80±0.07a	1.84±0.09a*
	500	1.08±0.04b	1.14±0.05b*	2.02±0.11a	2.12±0.11a*
Tail	750	1.04±0.03b	1.12±0.05b	1.68±0.08a**	1.80±0.10a**
	500	1.12±0.05c	1.14±0.05c	2.10±0.08b**	2.44±0.11a**

Means with different letters in the same line are significantly different (P<0.05).
Significant stocking densities on a t-test (P<0.05).
Significant stocking densities on a t-test (P<0.01).