倒木树干是粗死木质残体的主体组成部分，占总体积的98。
Moreover, trunk of fallen wood is primary composition of CWD, reaching 98.
虽然存在元素的净释放，但是由于C和其它主要元素的释放速率较慢，因而锥栗粗木质残体是森林中重要的C库和长期的元素来源。
The release of carbon and other main nutrients was slow, thus CWD exhibited an important long-term carbon sink in the forest.
为对象，分析了粗木质残体（CWD）的物种组成、径级分布、存在形式、腐烂等级。
This experiment was conducted to understand the species composition, diameter distribution, types and decay classes of coarse woody debris(CWD) on the 9.
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