added 0.25% and 0.5% traditional Chinese herbal medicine micropowder .The procedures lasted for 5 days and stopped for 3 days . Laying performance and egg quality were determined regularly. The experiment results showed that there was not significant difference between the control group and treatment group1and treatment group 2 on feed intake and egg weight, but there was significant difference between the control group and treatment group1and treatment group 2 on laying performance and protein quality in the later test. Thus it can be seen that 0.25% and 0.5% traditional Chinese herbal medicine micropowder were added in the diets of layers, they could improve laying rate and egg quality significantly.РKeywords: traditional Chinese herbal medicine micropowder layer performance egg quality
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