... 永久方形调查 Permanent quadrat 永久标本地 Permanent sample area 永久标本区 Permanent sample plot ...
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Permanent sample plots were set up in windfall area in western slope of Changbai mountain to investigate regeneration successively and determine changes in ecological habitats.
在长白山西坡的风灾干扰迹地进行永久样地连续更新调查和生境条件测定。
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