Table 1 The effect of Bacillus velezensis on the production performance of laying hens

AEPR (%)

78.889 ± 0.007^c

84.596 ± 0.006^a

80.827 ± 0.005^b

81.905 ± 0.006^b

AEW (g)

61.972 ± 0.150^a

61.045 ± 0.277^b

60.362 ± 0.140^c

61.192 ± 0.111^b

ADFI (g)

110.608 ± 0.368^d

113.830 ± 0.257^a

112.546 ± 0.281^b

111.435 ± 0.229^c

FCR

2.295 ± 0.022

2.241 ± 0.020

2.323 ± 0.017

2.257 ± 0.021^a