Table 2.

Effects of bacteriophage on egg production and egg weight in laying hens¹

Items	CON	T1	T2	T3	SE2
Egg production (%)
0 to 3 wk	90.8b	91.0b	92.0a	91.8a	0.22
4 to 6 wk	89.9b	91.5a	92.1a	91.6a	0.55
Egg weight (g)
0 wk	58.7	58.7	58.7	59.0	0.35
3 wk	58.9	58.6	59.1	59.2	0.54
6 wk	58.9	58.8	59.5	59.7	0.62

¹CON = Basal diet; T1 = CON+0.020% bacteriophage; T2 = CON+ 0.035% bacteriophage; T3, CON+0.050% bacteriophage.

²Pooled standard error.

^a,bMeans in the same row with different superscripts differ (p<0.05).