The results were analyzed by similarity grade calculate method to compare the fingerprint difference of Alpinia officinarum Hance.
对不同高良姜样品计算相似度，量化各样品指纹图谱之间的差异。
Alpinia officinarum solvent extracts had better repellent effect, and the average repellent rate were above 80%.
就驱避作用而言，高良姜的溶剂提取物对烟草甲成虫驱避作用较强，其平均驱避率达到了80％以上。
Methods: The naphtha in Alpinia officinarum Hance was extracted and analyzed by GC to establish the fingerprint spectrum.
方法：收集不同地区的高良姜样品，提取挥发油并用气相色谱法进行分离分析，建立气相色谱指纹图谱；
With gas chromatography-mass spectrometry (GC-MS), the volatile oils in Fructus Amoral Rotundus, Alpinia Katsamdai and Alpinia Officinarum were separated and their main components were determined.
以气相—质谱法分离、鉴定了白豆蔻、草豆蔻、高莨姜挥发油的组成以及各自在油中的相对含量。
With gas chromatography-mass spectrometry (GC-MS), the volatile oils in Fructus Amoral Rotundus, Alpinia Katsamdai and Alpinia Officinarum were separated and their main components were determined.
以气相—质谱法分离、鉴定了白豆蔻、草豆蔻、高莨姜挥发油的组成以及各自在油中的相对含量。
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