中国历代森林覆盖率的探讨。
Percentage of forest cover in different historic periods of china.
岛上四季常绿，森林覆盖率超过50%。
With 50% forest coverage, the island is green through all four seasons.
森林覆盖率较高，但森林生态系统较为脆弱；
The forest coverage was high, but the forest ecosystem was weak.
尤其是火山口森林公园，森林覆盖率达80%多。
In particular crater forest Park, the forest coverage rate of 80 percent.
全县环境优美，绿树成阴，空气清新，森林覆盖率达到37%。
County a beautiful environment, tree-Yam, fresh air, the forest coverage rate reached 37%.
森林覆盖率虽有起伏，但基本稳定在76.8%的较高水平上；
Although forest coverage rose and fell, it generally remained at a level of 76.8%.
高强度暴雨、低的森林覆盖率和严重的水土流失，是产生洪灾的直接和间接原因。
Great storm and small forest cover are direct and indirect reasons why flood occurs.
高强度暴雨、低的森林覆盖率和严重的水土流失，是产生洪灾的直接和间接原因。
Great storm and small forest cover are direct and indirect reasons why flood occurs.
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