We concluded that the combined effect of gap size and bamboo cover would influence the density, structure and spatial pattern of the tree seedlings.
林窗大小和华西箭竹盖度的综合作用对优势树种幼苗的结构和分布格局产生影响。
The species component, density and index of crown cover in the tree layer effect on distribution of illumination and under plants in the plant community.
群落中光照的分布状况受乔木层的种类组成、密度与冠幅指数等因子的影响，且对下层植物分布有较大的作用。
The results showed that the effect of the reserve density on the diameter and volume of individual tree were obvious.
结果表明，保留密度的变化对树高生长影响不大，对林分胸径和单株材积的生长影响显著。
In this paper, its history, effect of production, mode and density of planting, special points of growing and the cultural methods of different age stages of the tree have been summarized.
本文综述了其历史、生产意义、栽植方式、密度、栽培特点和不同年龄时期的栽培管理。
The respiration rate of woody debris of hollow-bearing tree was significantly due to the integrative effect of wood moisture, density and air temperature (P<0.001).
木质含水量、密度和气温的综合作用对三个部位的空心树木质残体呼吸速率的影响显著（P<0.001）。
The respiration rate of woody debris of hollow-bearing tree was significantly due to the integrative effect of wood moisture, density and air temperature (P<0.001).
木质含水量、密度和气温的综合作用对三个部位的空心树木质残体呼吸速率的影响显著（P<0.001）。
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