银杏性别的形态鉴定答山东省曲阜市读者冯维常银杏雌雄异株，其形态上的主要区别是：①雌株较同龄雄性植株矮小，树冠广卵形或圆头形，主干和主枝之间的夹角大，一般可达５０°、向四方平伸，有时主枝下垂，生长势弱；雄株的主枝与主干夹角小，多在３０°左右，主枝多挺直... Morphological identification of ginkgo gender Qu Feng City, Shandong Province, readers Feng Wei often ginkgo dioecious, the main morphological differences are: female plant smaller than the same age male plants, crown broad oval or round head shape, between the trunk and the main branch Angle between the general, up to 50 °, extending to the square, and sometimes the main branch drooping, growing weak; main branches of the male and main angle is small, mostly in 30 ° or so, the main branch and more straight ...