The most common used DNA molecular marker techniques, RFLP, RAPD, AFLP and SSR, and the uses of these markers in the research with regard to late blight in potatoes were introduced in this paper.

• 重点介绍了四种常用的分子标记技术RFLP、RAPD、AFLP和SSR,以及国内外利用这些标记技术在马铃薯晚疫病研究中的应用。