120 quails were randomly allotted into 2 groups,the controlled group was fed basal diet,while the treated group was fed basal diet added 0.7% natural complex additive.15 days of experiment led to,the results that RCF of treated group was improved about 5 levels than that of the controlled group(P<0.01) and yolk index was also improved significantly(P<0.01).RCF(P<0.05) and yolk index(P<0.01) of salted eggs improved that of the fresh eggs.And in treated groupt,he two indexes were also significant higher than ...