目的：优化乙醇回流法提取淫羊藿的工艺条件。
Objective: To optimize the ethanol refluxing and extracting process of Herba Epimedii with orthogonal design.
结论乙醇回流法提取黄芩有效成分的抑菌效果较水煮法好。
Conclusion the ethanol extraction of baicalin antibacterial active ingredients better than the boiling method.
结果与结论：乙醇回流法对淫羊藿苷的提取效果优于乙醇超声法；
RESULTS & CONCLUSION:The ethanol refluxing process is better than the ethanol ultrasonic process in the extraction of icariin.
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