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择伐周期
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择伐周期
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cutting cycle
择伐周期
在异龄林经营中,采伐部分达到成熟的林木,保留其余林木继续生长,当林分结构恢复至伐前状态时,所用的时间称为择伐周期。即同一林地进行2次相邻择伐的间隔期。又称回归年。
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Marine environment protection in China
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