山药地方品种的细胞后含物特征及有效成分分析

Character of the Cell Ergastic Substance and Analysis of Effective Component Among Different Cultivars of Dioscorea Opposite

目的:探讨道地怀山药的内在特征,揭示怀山药道地性的实质。方法:对4种山药地方品种的细胞后含物和多糖、尿囊素含量进行分析。结果:无论从细胞后含物特征还是有效成分看,怀药产区的地方品种铁棍山药都与其它几个品种有较大差异;同一品种经异地长期栽培后,虽然细胞后含物特征不变化,但有效成分含量已发生变化。结论:说明怀山药道地性的形成是种质与环境长期双重作用的结果。

Objective：To study the inherence character of genuine yam and post the essential, quality analysis among different cultivars of dioscorea opposite, posting the cause of genuine medicinal material. Methods ： Cell mothball substance and the content of amylose and allantion in rhizoma dioscoreae were analyzed. Results ： The results showed that there was obvious difference between dioscorea opposita Thunb. cv Tiegun and others. Whether in the character of the cell ergastic substance or the content of effective component; Although there were no almost change in the inherence character of the same cultivars after being planted in different arers,the content of effective component had changed. Conclusion：The formarion of genuine medicinal material was the results of idioplasm and circumstance.