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目的:通过本草考证, 梳理知母本草源流;通过产地及市场调研, 掌握知母的生产加工现状.方法:文献查阅和实地调研.结果与结论:历史上知母出现过同名异物的现象, 古代滁州知母非知母正品, 但今之百合科知母应为历代本草所载的正品知母.知母产地熏硫现象普遍, 严重影响知母质量, 应加以控制;近年兴起的知母趁鲜切片加工方式值得推广使用.“,”Objective:Find out the historical origin and present situation of Rhizoma Anemarrhenae through herbalogical research and field study of Rhizoma Anemarrhenae.Methods:Literature searching and field study.Results and Conclusion:In history, people once used the same name-“ Rhizoma Anemarrhenae” to refer to different things.This study proved that Chuzhou Rhizoma Anemarrhenae in history is not the genuine Rhizoma Anemarrhenae, whereas the Rhizoma Anemarrhenae of today is actually the genuine one in history.Sulphur fumigation is very common in producing area which seriously affects the quality of Rhizoma Anemarrhenae should be controlled, and fresh-cut in recent years is worth popularizing.