不同采收期宁夏枸杞叶中总黄酮含量的比较

被引:21
作者
文怀秀
邵赟
蒋福全
赵晓辉
陶燕铎
机构
[1] 中国科学院西北高原生物研究所
关键词
宁夏枸杞叶; 总黄酮; 含量测定; 采收期;
D O I
暂无
中图分类号
S567.19 [];
学科分类号
1008 ;
摘要
The contents of total flavonoids in leaves of Lycium barbarum L.at different picked times were determined by RP-HPLC.It was showed that thecontent of total flavonoids in leaveswas the highest(1.99%) in May and the second(1.36%) in August,and decreased sharply after September and went down to the lowest in October(0.36%).So the best picked time in Xi′ning City,Qinghai Province was early summer.Moreover,contents of three major aglycones,such as quercetin,kaempferol and isorhamntin,were compared.Consistently for all picked times,the content of quercetin was much higher than those of kaempferol and isorhamntin.
引用
收藏
页码:75 / 76
页数:2
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