In order to solve the problem of polyhexose interfering the genomic DNA extraction of Zizyphus jujuba Mill. , 3 methods, the conventional CTAB, TE3D and improved CTAB were compared.

• 主要针对枣组织中多糖严重干扰基因组DNA提取质量的问题,比较了常规CTAB法、TE3D法和改良CTAB法3种方法的处理效果。