Using ISSR technique to analyze the relationship of germplasm resources diversity and genetic relationship in 39 Prunus mume Sibe.et Zucc.,the result showed that 10 primers were screened with high resolution from 51 primers,120 fragments were amplified,of which 98 were polymorphic loci,accounting for 81.67% of total.ISSR amplified result was clustered using UPGMA method based on Jaccard coefficient,tested materials were divided into 3 groups,as was fundamentally accorded with the traditional classification ...