The content is: "Summary With Yangzhou university ginkgo experiment base with is it mean core G. biloba ' Fozhi ' for the material to impose variety Buddha mainly, adjusts and examines through the base, scan the electric mirror , style mirror is it observe to shoot , wait from thing issue , male ball spend development characteristic , female ball spend development characteristic ,etc. respect turn on to ginkgo male and female peanut thing learn characteristic go on research of observing. The result shows : The dioecism of the ginkgo, is a typical anemophilous flower pollination plant. The grand ball flower presents the gentle safe inflorescence form, cluster; There are original base of a lot of leaves and original base of flower in the ginkgo female ball flower, the ovule uncovers . The ginkgo florescence of area of Yangzhou is far earlier than the North, the grand ball flower begins to take shape on March 6, present pollinating to drip on the ovule and pearl and hole while pollinating, the male flower enters scattered powder and holds one to pollinate and drip while reaching biggest, in order to pollinate the best period at this moment; The pollen pollinates and drips and shrinks and enters ovules in the body at the same time, it is not simple evaporation course that this is passed and weighed, but pollinate and drip and have certain recognition capability to the pollen. "