【Objective】This study was conducted to evaluate Production Performance,Egg quality,Nutrient Digestibility Lipid metabolism and Oxidation resistance of Adding Cellulose Enzyme to Alfalfa Meal Ration on Layers.【Method】An experiment was conducted using a total of 210 Highland Brown Layers aged 40 weeks to study the Effect of Adding Cellulose Enzyme to Alfalfa Meal Ration on Layers Production Performance,Egg quality and Nutrient Digestibility. Layers were randomly divided into7 groups,3 replicates for each grou...