左山
左山-
对林分结构研究表明，不同发育阶段的林分林木直径分布呈左偏单峰山状曲线，林木株数随径阶变化可以分为四个阶段；
It was found out that the value of the stand DBH at the succession stages appeared to be inclined to left side mountain-liking curve .
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冠空隙和扩展林隙的大小结构都呈峰值左偏的偏山状分布。
The size structure of canopy gaps and expanded canopy gaps could be fitted by different unimodal functions with a peak skewed to the left .