Using 23 primers of arbitrary decamer oligonucleotide sequences were screened from 100 primers for DNA amplification, random amplified polymorphic DNA (RAPD) were used.

• 利用从100个随机引物筛选出23个稳定性较好的10碱基引物，对来自单蒴果的7代无性繁殖种苗进行RAPD检测。