城防林是城市园林绿化地系统规划中防护绿地的重要部分 ,也是城乡大环境及大范围国土绿化建设的生态屏障和依托基础。本文将介绍城防林在大环境绿化建设上的地位意义、功能作用以及从规划方面考虑的其结构与形式等要点 Urban defense forest is an important part of urban greening in urban planning system of green space protection, but also the urban and rural environment and a large area of ​​national afforestation ecological barrier and relying on the foundation. This article will introduce the significance of urban defense forest in the greening of the environment, its function, as well as its structure and form from the planning considerations