利用RAPD技术对、桃、李部分南方品种进行鉴定 ,并探讨了与桃李之间的亲缘关系。聚类分析结果显示 ,不是桃和李的杂交种 ,或李的变种 ,应当是李属的一个种或亚种。RAPD技术能很好地用于桃、李、种间和品种之间的鉴定 The RAPD technique was used to identify some southern cultivars of , peach and plum and to explore the genetic relationship between  and peach. The results of cluster analysis showed that  is not a hybrid of peach and plum, or a variety of plum, which should be a species or subspecies of Prunus. The RAPD technique is well-suited for the identification of peach, plum, poplar species and breeds