This not only tested the forest dynamics model but also verified the theory of stand density effect.
通过本文的研究既检验了林窗动态模型又印证了林分密度效应理论。
Site type and stand age can significantly influence the paper properties whereas silviculture density effect isn't significant yet.
其中，造林密度对木材造纸特性的影响不显著，年龄、立地类型均显著地影响造纸特性。
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