随着西部大开发战略和山川秀美工程的实施,林业正在经历着前所未有的深刻变化;林业指导思想正在由以木材生产为中心转向生态效益优先,兼顾社会效益和经济效益。林业性质正在由主要是一项产业转向主要是一项社会公益事业。林业定位正在由国民经济的组成部分转向主要是生态环境建设的主体,又是国民经济的重要组成部分。林业经营机制正在由混合经营转向分类经营。造林方式和结构正在由基本以人工造林为主、营造乔木林为主转向按经营目的的不同,采取不同的作业方式和植被组合。这些深刻变化,充分说明林业正处在一个重要的历史转折时期。 “九五”时期,以江泽民总书记实施西部大开发战略的动员令和“再造一个山 With the implementation of the strategy for developing the western region and the beautiful mountains and rivers, the forestry is experiencing unprecedented profound changes. The guiding ideology of forestry is giving priority to ecological benefits from taking timber production as the center, giving consideration to both social and economic benefits. The nature of forestry is shifting from mainly one industry to one that is primarily a social welfare undertaking. The orientation of forestry is being shifted from the components of the national economy to the main ones that are mainly for the construction of ecological environment and an important part of the national economy. Forestry management mechanism is shifting from mixed operation to classified operation. Afforestation methods and structures are being mainly based on afforestation, mainly to create the arboreal diversification according to different business purposes, to adopt different modes of operation and vegetation combinations. These profound changes fully demonstrate that forestry is at an important historic turning point. In the “Ninth Five-Year” Period, with General Secretary Jiang Zemin’s mobilization order for implementing the strategy of developing the western region and "rebuilding a mountain