A tall, coarse plant(Inula helenium) native to central Asia, having rayed yellow flower heads. The roots are used medicinally.
欧洲南部终年草本植物,有窄子和黄花,黑色胡萝卜似的根部可食用。
A tall, coarse plant(Inula helenium) native to central Asia, having rayed yellow flower heads. The roots are used medicinally.
欧洲南部终年草本植物,有窄子和黄花,黑色胡萝卜似的根部可食用。
Objective:to study the chemical constituents of the essential oil of Inula helenium L.were extracted by steam distillation(SD)and supercritical-CO2 fluid(SFE).
研究土木油的化学成分,并比较水蒸气蒸馏提取(SD)与超临界CO2萃取(SFE)所得土木性成分的差异。
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