目的：建立植物挥发油提取量与提取时间关系式。

Objective: To establish the relationship equation of yield and extraction time of plant volatile oil.

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正交试验结果表明：超声波预处理时间是影响褐菇多糖提取量的主要因素；

The results of orthogonal experiment showed that ultrasonic pretreatment time was the main factor that affected the extraction of polysaccharide in portabella.

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结论溶剂用量增加后，虽然浸膏提取量也增加了，但生物碱的含量没有明显提高。

Conclusion Although the extracts increased by improving the solvent volume, the alkaloids content in it didn't increase as much accordingly.

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So now what we're going to do is start to extract what these things mean.

因此下一部要开始做的,就是从这些量里提取出它们的物理意义。

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