With respect to protective forests such as those for water supply conservation , water and soil conservation , windbreak and sand - - fixation , felling shall only be permitted for tending and regeneration of forests 对水源涵养林、水土保持林、防风固沙林等防护林只准进行抚育和更新性质的采伐。
2.
The construction must suit measures to local conditions and also take measures suited to local problems , some tree species should be taken as the main bodies of this construction , then dispose shrub and grasses in order to increase the quality of afforestation effects as well as set up a steady long term urban eco - forest system . in accordance with the serious air pollution situation and so on in the city area , the protection tree walls around the parts of polluting source and the sand - break forest belts and water and soil protection forest belts etc . would be built 绿化的核心是要因地制宜，因害设防，以乔木为主体，乔、灌、草、花相配置，提高“绿质” ；建立和期稳定的绿地生态体系，针对市区污染状况建立区域防护隔离林带、防风固沙林带、水土保持林带等，形成城市绿化、园林公园、森林绿地所组成的生态格局。
3.
The field of taiyangmiao nuresry of trees and grass is an important ecology protecting area in inner monogolia . all of projects in the field , including the water and soil conservation trees , the windbreat of returning farmland to treeland and grassland , are playing a very important role in preventing and decreasing vegetation deterioration , land desertification and sandstorm weather 星月太阳庙林木种苗培育基地和农业种植基地是内蒙古重要的生态功能保护区，基地内的水土保持林、防风固沙林、速生丰产林、退耕还林还草等林草工程，对防止植被退化、土地沙化、减缓沙尘天气的发生起到不可忽视的作用。
