湖南省龙山县属国家西部开发生态建设重点县。森林是陆地生态系统的主体,是生态平衡的调节器,林业肩负着改善生态环境、促进经济发展的双重使命。抓生态建设,必须把发展林业、扩大森林覆盖面摆在重要位置。从龙山县的经验看,实行“节、封、管、造”并举,是扩大 Longshan County, Hunan Province is a key county for the development of ecological construction in the western part of China. Forests are the main body of terrestrial ecosystems and regulators of ecological balance. Forestry plays a dual mission of improving the ecological environment and promoting economic development. To grasp ecological construction, we must lay forestry development and expansion of forest coverage in an important position. From the experience of Longshan County, the implementation of “section, seal, pipe, build ” simultaneously, is to expand