apple germplasm resources 苹果种质资源
Therefore, it is significant to further study protoplast culture and fusion which could create new germplasm and be useful to genetic improvements of cultivars and rootstocks in apple.
进一步开展苹果原生质体培养融合技术的研究，对于创造新种质材料，促进原生质体技术在苹果品种和砧木遗传改良中的应用将具有重要的意义。
ISSR analysis with 18 primers to 12 wax apple(Syzygium samarangense Merr. et Perry)germplasm and 2 closely related species produced 459 unambiguous bands, out of them 435(94.77%) were polymorphic.
对12份莲雾资源和2个莲雾近缘种进行了ISSR分析，18条引物共扩增出459个位点，其中多态性位点435个（94.77%）。
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