tree height of three [计] 三层树形结构
tree height curve 树高曲线
maximum tree height 最大树高
tree height reduction algorithm [计] 树形结构简化算法
reduced tree height 简化树高
tree height [林] 树高
Many researchers focus on tree height limitation factors now.
目前树高极限的限制因子引起很多学者的关注。
参考来源 - 树高极限的水分限制机理研究Nitrogen deposition also had a positive effect on tree height,but the increment magnitude decreased with the increasing N additions.
氮沉降对树高生长也有明显的促进作用,但随着氮沉降水平的增加其影响有减弱趋势。
参考来源 - 期刊学术社区·2,447,543篇论文数据,部分数据来源于NoteExpress
A medium-thick shelterbelt can reduce wind velocity by more than 10 percent to a distance of 20 times the tree height on the leeward side and three times the height to the windward.
中等厚度的防风林在背风侧可在20倍于树高的距离而在迎风侧则在3倍于树高的距离上减小风速10%以上。
Within the tree height, there was a trend for pollen density to increase with height.
在树高范围内,花粉浓度有由下至上增加的趋势;
Result showed that different waterlogging depths have obvious effects on tree height, diameter at breast height, under branch height, trunk morphological structure, stem base form, and growth process.
结果表明:不同水分条件对池杉的树高、胸径、枝下高、干形、树干基部形态及生长过程均产生明显的影响。
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