OBJECTIVE to establish a fingerprint analysis on the volatile oil of Cinnamomum cassia Presl and to offer the characteristic data for the quality evaluation.
目的建立肉桂挥发油特征指纹图谱，为肉桂的内在质量评价和鉴定提供特征数据。
Several main technological quality data were confirmed, it provides a relative quality criterion for goods trade of the C. camphora(Linn. ) Presl leaves'oil at present market.
基本确定几个主要技术质量数据，给目前市场大叶芳叶油的商品交易提供一个相对质量准则。
The main genera are Pteris L., Colysis Presl, Woodwardia Sm., Selaginella Spring and Asplenium L., among which Pteris L. and Woodwardia Sm. have relatively intensive distribution.
主要属为凤尾蕨属、线蕨属、狗脊蕨属、卷柏属和铁角蕨属，其中以凤尾蕨属和狗脊蕨属分布相对集中。
CTAB method, low pH medium with high salt method (LPHS), and urea method were used and improved to extract high-quality DNA from Lauraceae plant Cinnamomum cassia Presl. , C. zeylanicum and C.
为了从富含次生代谢物的樟科植物肉桂、锡兰肉桂、阴香中获得高质量DNA ，研究和改进了CTAB法、高盐低pH法和尿素法。
CTAB method, low pH medium with high salt method (LPHS), and urea method were used and improved to extract high-quality DNA from Lauraceae plant Cinnamomum cassia Presl. , C. zeylanicum and C.
为了从富含次生代谢物的樟科植物肉桂、锡兰肉桂、阴香中获得高质量DNA ，研究和改进了CTAB法、高盐低pH法和尿素法。
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