大树进城是很多城市绿化的惯用手段,虽有“立树见影”的效果,但其弊端也是显而易见的,一是违背自然规律,破坏大树原生长地的生态环境;二是成本高,进城的大树成活率低,稍有不慎就会劳民伤财;三是大树进城后,树体会被破坏,即便成活,也很难达到预期的绿化效果。既然大树进城有诸多弊端,为何很多地方这种现象 Large trees into the city is the usual means of afforestation in many cities, although the “Li Shu see the shadow ” effect, but its drawbacks are obvious, one is contrary to the laws of nature, destruction of the original growth of the ecological environment of the tree; the second is High cost, the survival rate of the trees into the city is low, a little careless will waste money; third is the tree into the city, the tree will be destroyed, even if it survives, it is difficult to achieve the desired greening effect. Since the tree into the city has many drawbacks, why many places this phenomenon