The chemical component content of flue-cured tobacco with different grades, from different areas and of different varieties in Hubei were analyzed.
以湖北烟区烤烟样品为材料，分析了不同等级、产地和品种间烤烟化学成分的含量状况。
METHODS The oils were extracted by steam distillation. The chemical compounds were separated and identified by GC-MS. The relative content of each component was determined by area normalization.
方法采用水蒸气蒸馏法获得挥发油，经GC - MS技术结合计算机检索对其化学成分进行分离和鉴定，用色谱峰面积归一化法计算各组峰的相对含量。
METHODS The oils were extracted by steam distillation. The chemical compounds were separated and identified by GC-MS. The relative content of each component was determined by area normalization.
方法采用水蒸气蒸馏法获得挥发油，经GC - MS技术结合计算机检索对其化学成分进行分离和鉴定，用色谱峰面积归一化法计算各组峰的相对含量。
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