认为囊壳在系统分类中的作用是非常重要的，在囊裸藻属自然分类系统建立时，既要依照原生质体的特征，也要充分参考囊壳的特征。

Characters of envelope were important in systematics and establishment of natural system not only bases on characters of protoplast but also on characters of envelope.

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应用反复冻融法以衣藻原生质体为材料制备衣藻染色质，应用显微操作技术准确将衣藻染色质转移到烟草叶片外植体中，进行连续培养并镜检观察。

Then we exactly transformed the chromatin to the explants of the tobacco leaves by the micromanipulation, and then we cultured the explants, observed by the fluorescent microscope every day.

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