Table 7.

Semen quality on d 175 and 210.

Trait	Age (d)	Colony cage	Single cage	Large cage	P value
Ejaculate volume (mL)	175	0.39 ± 0.04	0.38 ± 0.04	0.41 ± 0.04	ns
		*	ns	ns
	210	0.67 ± 0.04a	0.48 ± 0.04b	0.45 ± 0.04b	*
pH	175	7.28 ± 0.07	7.16 ± 0.07	7.13 ± 0.07	ns
		ns	ns	ns
	210	7.33 ± 0.06	7.20 ± 0.06	7.17 ± 0.06	ns
Sperm concentration × 109	175	25.30 ± 1.60	21.45 ± 1.60	23.52 ± 1.60	ns
		*	*	*
	210	48.37 ± 1.67a	34.35 ± 1.67b	37.05 ± 1.67b	*
Sperm motility (%)	175	0.67 ± 0.04	0.63 ± 0.04	0.68 ± 0.04	ns
		ns	ns	ns
	210	0.87 ± 0.03a	0.82 ± 0.03a	0.83 ± 0.03a	ns
Sperm viability (%)	175	59.67 ± 2.19	52.33 ± 2.19	59.17 ± 2.19	ns
		*	*	ns
	210	77.00 ± 2.16a	62.07 ± 2.16b	64.00 ± 2.16b	*

Note: Sample replicate number for each group was 9. Values are shown as mean ± SE. Values in a line without the same uppercase differed significantly (P < 0.05).