Gingko( Ginkgo boliba L.), a precious plant with multi-purpose, is native to China in which its resources are rich.The leaf and pollen of male plant in gingko have been developed and utilized as the important resources with various active ingredients such as flavonoids etc. According to the requirements of development and utilizationon on the active ingredients in gingko and their research advances at home and abroad at present, the research on extraction and determination of the flavonoids in leaf ...