昆明道路绿地彩叶植物种类及应用研究

Investigation of the Species of Colored-leaf Plants and Their Application in Street Greens of Kunming City

昆明市道路绿地主要有31种彩叶植物,其中乔木12种、灌木14种、草本3种、藤本2种;春色叶植物7种、秋色叶植物5种、斑色叶植物10种、常色叶植物9种。彩叶植物的叶色构成以黄(41.94%)、红(38.71%)为主。彩叶植物在道路绿化中的应用形式主要有基础种植、孤植、行列式种植、群植和丛植等。配置形式主要有灌木、灌-草、乔-灌、乔-灌-草几种。存在的主要问题是彩叶植物种类较少,尤其是乡土树种偏少,配置形式单一。

There were 31 species of colored-leaf plants in street greens of Kunming city including 12 of arbors, 14 of shrubs, 3 of herbals showed and 2 of liana.There were 7 spring colored-leaf plants, 5 autumn colored-leaf plants,10 mosaic colored-leaf plants and 9 ever colored-leaf plants.The composition of leaf colors was main yellow （41.94%） and red （38.71%）.The application forms of colored-leaf plants was mainly foundation planting, specimen planting, linear planting, group planting and clump planting, and their principle allocation was shrubs only, shrubs ＋herbals, arbors＋shrubs and arbors＋shrubs＋herbals.The problems utilizing of colored-leaf plants in street greens mainly include lack of in species, especially for native species, and monotony in arrangement forms of colored-leaf plants.