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每一种硫甙在植物组织和种子中所起的作用还不太清楚。据报道,有些硫甙或其降解物对虫或菌起拒斥剂的作用。而有些硫甙对病虫有刺激作用。有些硫甙是调味物的前驱物,故很重要。相反,有些硫甙因其降解物有毒而需从油料作物和蔬菜作物中除掉,几种硫甙在一个种中的含量差异很大,有时为主要组分,有时为次要组分。此外,同一植株不同器官各种硫甙相对含量常常变化很大。然而仅采用测定特异硫甙降解产物的方法可能限制
The role of each glucosinolate in plant tissues and seeds is not yet known. It has been reported that some glucosinolates or their degradation products act as repellent to insects or bacteria. Some glucosinolates have a stimulating effect on pests and diseases. Some glucosinolates are precursors to flavoring, so it’s important. In contrast, some glucosinolates are required to be removed from oilseeds and vegetable crops because of the toxicity of their degradants. The content of several glucosinolates in one species varies widely, sometimes as a major component, sometimes as a minor component. In addition, the relative content of various glucosinolates in different organs of the same plant often varies greatly. However, only the method of determining the specific glucosinolate degradation product may be limited