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日本的森林经理工作已有八十余年的历史。日本森林复盖率虽然很高,但缺材严重。历史上也曾出现过伐、更新欠帐、资源减少的现象。但经过努力,采取各种策略和措施、转亏为盈,正朝着森林永续利用的远大目标前进。据统计,日本在1950年时的森林蓄积量为16亿立方米,年生长量为4720万立方米。中间经过过伐和调整,现在森林蓄积量则为21亿立方米,年生长量为6200万立方米,日本森林经理结合日本特点采取的一
Japan’s forest managers have more than eighty years of history. Japan’s forest cover rate is high, but the shortage of material is serious. In history, there have also been over-cutting, updating debts and reducing resources. However, after making every effort to adopt various strategies and measures and turning losses into profits, they are moving forward with the ambitious goal of sustainable development of forests. According to statistics, Japan’s forest reserve in the 1950s was 1.6 billion cubic meters with an annual growth rate of 47.2 million cubic meters. After the middle of cutting and adjustment, now the forest volume is 21 billion cubic meters, the annual growth of 62 million cubic meters, the Japanese forest managers with the characteristics of Japan to take a