Dietary L-citrulline supplementation modulates nitric oxide synthesis and anti-oxidant status of laying hens during summer season

Table 2 Effects of dietary citrulline supplementation on the production performance of laying hens from 32 to 42 weeks of age

	Control	0.25% L-Cit	0.50% L-Cit	1.00% L-Cit	P-value
ADFI, g/d	117.65 ± 2.99	115.68 ± 2.03	114.10 ± 2.76	114.31 ± 3.90	0.826
Final BW, kg/bird	1.88 ± 0.04	1.82 ± 0.05	1.89 ± 0.03	1.93 ± 0.01	0.938
EW, g	61.067 ± 0.39	61.43 ± 0.28	61.28 ± 0.83	61.68 ± 0.28	0.847
Egg mass, g/d	50.30 ± 1.90	50.71 ± 1.18	49.28 ± 2.09	48.23 ± 2.25	0.795
Laying rate	82.34 ± 2.88	82.57 ± 2.15	80.33 ± 2.72	78.20 ± 3.65	0.690
FCR	2.35 ± 0.05	2.29 ± 0.08	2.33 ± 0.080	2.39 ± 0.10	0.856

Data were presented as mean ± SEM, where ADFIAverage daily feed intake, BW Body weight, EW Egg weights, FCR Feed conversion ratio (per g egg mass). Means with different superscripts within a row differ significantly (P < 0.05), (n = 12 chickens per replicate)

ISSN: 2049-1891