DNA bands amplified by primer S208 were clear and bright. It could be concluded that genomic DNA extracted directly from the dry artificial aged seeds of flowering Chinese cabbage could be used for RAPD analysis.

• 引物S2 0 8扩增所获得的基因组DNA指纹图谱上的DNA带清晰、明亮 ,从而表明利用本方法从人工老化菜心干种子中直接提取的基因组DNA完全可以用于RAPD分析。