1.Through the simple method of CTAB, total DNA of velvetleaf was extracted from sprouts of velvetleaf in which there was a little secondary metabolites.

1.本研究利用黄酮等次生代谢物未大的青麻幼芽为材料，采用简化CTAB法提取青麻DNA，可以获得高纯度、高产的DNA。

2.The oil absorption value test clarifies that the surface oleophilic character of MnCO3 received on the condition that butanol, CTAB bulk ratio of 1:4 have been well improved.

2.吸油值测定结：经正丁醇与CTAB体积比为1:4体系得到的碳酸锰粉面亲油性能得到显改善。