目前，银杏叶提取物制剂已广泛用于防治心脑血管疾病，含银杏叶的袋茶、饮料及化妆品等产品已在市场上出现。我们用ＧＣ－ＭＳ法研究了银杏叶挥发油成分，为资源开发提供参考。１材料与仪器１．１材料为自采、阴干的银杏叶。按中国药典法提取挥发油，收得率为０．１５％，... At present, Ginkgo biloba extract preparations have been widely used in the prevention and treatment of cardiovascular and cerebrovascular diseases. Ginkgo biloba tea bags, beverages, and cosmetics are already on the market. We used GC-MS method to study the volatile oil composition of Ginkgo biloba leaves, and provide reference for resource development. 1 Materials and Instruments 1.1 Materials for self-picking, dried Ginkgo biloba leaves. According to the Chinese Pharmacopoeia Law to extract volatile oil, the yield was 0.15%,...