. 2020 Jan 24;99(2):708–718. doi: 10.1016/j.psj.2019.12.031

Table 7.

The main effect of time on sperm quality in broiler breeder roosters.

item	ALH (%)	Morphology	Membranes integrity	Viability (%)	DNA Fr⁺	DNA Fr⁻	MDA (nmol/mL)
Day(s)
0	10.59^a	14.12^b	80.49^a	81.04^a	7.91^b	92.09^a,b	3.08^a,b
20	7.35^b	14.01^b	76.75^b	77.66^b	6.07^b	93.93^a	2.74^b
40	9.68^a	14.58^b	79.70^a	83.19^a	8.33^b	90.24^b,c	2.90^b
60	7.68^b	20.49^a	75.04^b	74.38^c	11.85^a	88.15^c	3.40^a
SEM pooled	0.33	0.59	0.61	0.67	0.53	0.71	0.36
P-value	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001

^a–c

Within rows, least squares (means ± S.E) with different superscripts significantly (P ≤ 0.05).