The content of flavanone and lactone in leaf and the leaf output were studied by randomizing block arrangement of 31 gingko female varieties (strain) and 4 staminiferous plant type single clone.

摘要采用31个银杏雌性品种和4个雄类型无性系，机区组，叶产量性状及其与叶产量相关性，叶黄酮、内酯含量进行了研究。