太旧高速公路中央分隔带绿化树种选择探讨

Study of Ornamental Plants Selection in Greeningof the Taijiu Express Highway

太旧高速公路中央分隔带的绿化是太旧高速公路管理养护中的一个重要内容。要实现高标准的绿化，在充分了解这一特殊地段立地条件的基础上进行的树种选择就是关键。本文结合太旧高速公路中央分隔带绿化工程介绍了树种选择的原则，以及我们所使用的乔、灌木树种和花卉、草坪品种。我们力求使所选择的树种和相应的种植设计既能满足立地条件的要求，又能展现出优美的景观，达到科学性与艺术性的统一。

The greening of the centre separation belts is an important issue in the maintenance and management of an express highway in China.In order to achive high standards of beautifying and greening,selection of suitable ornamental plants,including woody plants,flower and grass,is a key process.In this paper,the authors,according to their practical experience and experiment,put forward a set of rules in selecting ornamental plants and give a brief introduction to the varieties and the planting design can not only meet the demand of special micro-climatic site,but also show a graceful landscape,and harmonize science of plantation and the art of design.