它解决了传统地瓜育苗方式苗产量低、质量差的问题，适于七彩地瓜高产育苗使用。
The invention solves the problems of low yield and poor quality of the traditional sweet potato seedling culture mode and is applicable for high-yield seedling culture of colorful sweet potatoes.
本文主要研究了不同激素种类及浓度对五彩椒试管苗增殖的影响；
The thesis mainly researches into the influence of different hormones to the proliferation of C. frutescens var. cerasiforme Bailey;
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