研究发现，城市树木的碳循环速度和生长速度几乎是乡村树木的四倍。
It was discovered that rates of carbon cycling and growth rates among city trees were nearly four times faster than those in the countryside.
研究人员表示，为了确保城市健康发展，种植和保护树木是必要的，但我们还需要做更多的工作来更好地了解城市树木，因为它们可能与乡村森林不同。
Researchers say planting and protecting will be needed to make sure cities can develop healthily, but more needs to be done to have a better understanding of city trees which may be different from countryside forests.
很多大城市树木的数量急剧减少。
The number of trees in many big cities has dramatically reduced.
推荐使用的城市树种名录包含每种树的全部信息，方便从业人员掌握。
The recommended tree list contains detailed information of every species to facilitate the landscape architects to grasp.
经过设计团队和植栽专家的通力合作，瑞典海利广场的城市树林呈现在世人眼前；
Through joint effort of design workshop and experts, Hyllie Plaza in Sweden becomes incredible urban beech forest.
国外没有类似我国城市树种规划类型的文件，他们通过制定城市树种选择指导手册或树种特性表等实现对城市树种选择和应用的指导。
There is no landscape tree species planning in foreign countries. Instead, they compile tree selection guide handbook or tree character list to guide tree species selection and application.
青岛市树种资源的调查与选择结果：青岛市城市森林营建常用植物约400余种，其中乔木200余种、灌木139种、地被34种、竹类3种。
Tree species resources of Qingdao city consists of 400 plant species, including 200 species of arbor, 139 species of bush, 34 species of ground cover and 3 species of bamboo.
青岛市树种资源的调查与选择结果：青岛市城市森林营建常用植物约400余种，其中乔木200余种、灌木139种、地被34种、竹类3种。
Tree species resources of Qingdao city consists of 400 plant species, including 200 species of arbor, 139 species of bush, 34 species of ground cover and 3 species of bamboo.
应用推荐