Methods The extracts of high quality genomic DNA was extracted from the frozen leaves of Lycium bararum by modified CTAB method and its fingerprint was analyzed by RAPD.

• 方法采用改进的CTAB法提取枸杞冷藏幼叶的基因组DNA,利用RAPD技术对其进行指纹图谱分析。结果改进的CTAB法提取的10份枸杞材料基因组DNA均适于RAPD分析;