我国林业发展速度为世界林业史上罕见

• 出 处: 北京木材工业
• 发表日期: 1994年01期
• 关键词: 林业史 活立木蓄积量 造林面积

我国林业发展速度为世界林业史上罕见１９８９年至１９９３年的５年中，我国全民义务植树累计已达１８０亿株，每年完成的造林面积以８０００多万亩递增，活立木蓄积量平均每年增加近一亿立方米，森林复盖率每年以百分之零点二的速度增长，林产业年产值已超过１４００亿元...

In the five years from 1989 to 1993, the rate of forestry development in our country was rare in the history of the world. In the five years from 1989 to 1993, the total voluntary tree planting in our country has reached 18 billion. The annual afforestation area has been increased by more than 80 million mu and the average volume of living wood increased nearly every year 100 million cubic meters, the forest coverage rate of 0.2% annual growth rate, the annual output value of forest industry has more than 140 billion yuan ...