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在湘西南有一片439万亩的土地,被联合国卫生组织确认为无大气污染的地区。这就是闻名于全国和世界的绥宁县。绥宁是典型的山区县,总人口31万人,总面积439万亩,山地面积340万亩占77.4%。森林资源丰富,活立木蓄积1062万m~3,森林覆被率69.6%。目前,全县年活立木消耗量仅为50万m~3,低于60万m~3的生长量,实现了林业生产的良性循环。林业产值占全县工农业总产值的74%。绥宁林业是怎样发展兴旺起来的呢?
In the southwestern part of Hunan Province, there is a piece of land of 4.39 million mu which is confirmed by the United Nations World Health Organization as an area without air pollution. This is Suining County, famous throughout the country and the world. Suining is a typical mountain county with a total population of 310,000 with a total area of 4.39 million mu and a mountainous area of 340 mu, accounting for 77.4%. The forest is rich in resources, standing timber reserves of 10.62 million m 3, forest cover rate of 69.6%. At present, the county annual live standing wood consumption of only 500,000 m 3, less than 600,000 m 3 growth, to achieve a virtuous circle of forestry production. The output value of forestry accounts for 74% of the total industrial and agricultural output value of the county. Suining forestry is how to thrive?