林业是国民经济的重要组成部分,在整个国计民生中占有举足轻重的地位。森林不仅为国家建设和人民的生产生活提供木材和各种林付产品,更重要的是,在生物圈的物质循环和能的交换过程以及保持自然界动态平衡的过程中,森林起着稳定自然环境和调节功能的巨大作用。因此,保护和经营好现有森林,积极扩大森林资源,逐步实现森林的永续合理利用, Forestry is an important part of the national economy and occupies a pivotal position in the entire national economy and people’s livelihood. Forests not only provide wood and various forest products for national construction and production and livelihood of the people, but more importantly, forests play a role in stabilizing the natural environment and in the process of material circulation and energy exchange in the biosphere and in maintaining the dynamic balance of nature. Regulatory function of the great role. Therefore, the protection and management of existing forests, and actively expand the forest resources, and gradually realize the sustainable use of forests,