为解决人们日益迫切要求的游览、休息场地,每个城市都应着意于森林公园的建设。我国幅员广阔,东北、华北、华中和华南各地区的植物差异甚大,每个地区虽可引种其他地区的植物——树种,但主要还是选 To solve the increasingly urgent needs of people touring, rest venues, each city should be concerned about the construction of the Forest Park. My country is vast in size. Plants in Northeast China, North China, Central China and South China are very different. Although each region can introduce plant-tree species from other regions, it is still mainly selected