广州市天河区城市道路安全岛绿化分析

The Analysis of Urban Road Safety Island Greening for the Tianhe District of Guangzhou

对广州市天河区城市道路31个绿化安全岛的园林植物进行调查,分析了其植物种类组成、配置模式和特点。结果表明,天河区安全岛应用的园林植物共有71种,隶属38科,其中乔木22种,灌木33种,草本16种;依景观层次将绿化配置模式分单层式配置模式、双层式配置模式及复层式配置模式三种;将绿化安全岛类型分为右转导流安全岛、中央分隔安全岛,并对每种绿化安全岛类型适用的配置模式提出了相应的建议。

Base on the investigation of 31 greening islands on the urban road of Tianhe District in Guangzhou, the composition of its tree composition, configuration pattern and characteristics were analyzed. The results showed that there were 71 species of garden plants in Tianhe greening islands, belonging to 38 families, including 22 species of trees, 33 species of shrubs and 16 species of herbaceous plants. According to the landscape hyering, the greening mode was divided into single layer greening mode, double layer greening mode and complex layer greening mode. Besides, this paper divides the greening island into two types： right turn diversion safety island and central separation safety island, and puts forward the corresponding su^esdons on the greening mode of each type of green island.