整形修剪既是提高园林艺术水平的一项专门技术 ,也是一项极为重要的管理措施 ,合理整形、适度修剪 ,可延长树木及绿化植物的寿命 ,更有效地发挥树木绿化、美化、保护环境的作用。文章就树木整形修剪原则及沈阳地区主要绿化树种整形修剪的技术要点 ,进行了较详细地阐述 ,最后提出了整形修剪的注意事项 Plastic trimming is not only a specialized technique for improving the artistic level of gardens, but also an extremely important management measure. It can rationally shape and moderately trim the life of trees and greenery, and more effectively display the functions of greening, landscaping and protecting the environment of trees. . The article on the principle of plastic tree pruning and the main greening trees in Shenyang plastic pruning of the technical points were described in more detail, and finally put forward the plastic pruning precautions