以北京植物园宿根园的改造为例，讨论了空间结构的转变对宿根花卉展示的影响。

It also discusses the effect of the renovation of spatial structure to the perennial flower show.

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在同一时间，将主要用于支持该植物园的科技攻关计划，在开发新的和改进的观赏花卉和植物。

At the same time, it will be used to support the Arboretum's research programs in the development of new and improved ornamental and floral plants.

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