The objective of this study was to evaluate the effects of dietary alfalfa meal and cellulase on lipid metabolism,antioxidant capacity and intestinal flora of layers.A total of 210 Hyline brown layers aged 40 weeks were randomly divided into 7 groups and 3 replicates in each group and 10 layers in each replicate.The layers were fed a basal diet containing 0(control group),3%(group 1),5%(group 2),7%(group 3) alfalfa meal and 7% alfalfa meal plus 0.1%(group 4),0.2%(group 5) and 0.3%(group 6) cellulase,respect...