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个银杏种和4个雄株类型的单株无系，机区组排列，对量状及其量的相关，黄酮、内酯含量进行了研究。