矮杨梅槲皮素的种内差异

采用HPLC法测定了贵州矮杨梅 5个类型植物叶中槲皮素含量 ,结果表明 :游离槲皮素、总槲皮素含量以及营养期、果期槲皮素含量均与矮杨梅的类型有关 ,腊质杨 >白果型 >花脸果型 >大红果型 >鸡素果型。因此 ,将矮杨梅划分为 4大类 ,其中 ,大红果型和鸡素果型属于一个大类

Intraspecific difference of quercetin content among Myrica nana Cheval

Quercetin contents in leaves of five types of Myrica nana Cheval are determined by HPLC.in this paper The results showe that free and total quercetin contentin contents during both growth period and fruit period are relative to the types of the species.According to the difference of quercetin content,the five types of the species are divided into four groups.