1) canopy density prediction
郁闭度预报
2) Canopy density
郁闭度
1.
Furthermore,correlation analysis have been performed between vegetal status measured by canopy density and shelterbelt porosity and TSP removal percentages.
通过对上海浦东某交通干道旁侧绿化带不同季节大气中总悬浮颗粒物(TSP)的测定,定量研究了绿化带对TSP的净化效益;同时对研究区域内植物的配置情况用郁闭度和疏透度进行了表征,并研究了其与TSP的净化效益之间的相关性。
2.
The main factor of green belt hindering the gaseous pollutants diffusion was the canopy density and not the vegetation quantities.
以CO为环境示踪物,通过对西安市典型街道的实测和数据分析,讨论了绿化形式对街道污染物扩散效果的影响,指出绿化带对气态污染物扩散存在阻碍作用的因素是郁闭度,而不是绿量,车流量的大小对行道树树冠的生态净化功能有直接影响,并据此对街道绿化的生态设计给出了建议。
3.
koreanumwhen the factors of planting density,canopy density and using fertilizer were changed.
以产量为指标,以种植密度、郁闭度及使用肥料为影响因素,采用正交试验法,探讨朝鲜淫羊藿于阔叶林下仿生栽培的最佳技术措施。
3) crown density
郁闭度
1.
Quickly accurate determination method of forest land crown density based on ArcView GIS;
ArcView GIS支持下的林地郁闭度的快速精确测定方法
2.
A new method to determine crown interception on the basis of calculating crown density where the raingage places within 1 m on all sides to it,which may determine the crown interceptions on different density classes at one time,is designed to solve the difficult problem,the big error in determining crown interception because of the unevenness of canopy density and spaces.
设计了一种基于计算承雨器四周各 1m范围内树冠郁闭度 ,进而通过一次降雨试验可观测到不同郁闭度级林冠截留降雨量的方法 ,解决了以往林冠截留降雨量测试中由于林冠疏密和树冠间隙分布不均引起的测量结果误差较大的难
3.
Forest structure,individual quality,tree density and crown density,and structure and function of brush forest are used to construct a criterion to the LQBF.
判定低质低效林的依据是林分的结构、林木个体质量、密度和郁闭度、灌木林结构和功能。
4) Canopy closure
郁闭度
1.
Simplified approach to measure canopy closure based on fish lenses
基于鱼眼镜头的林冠郁闭度简易测量方法
2.
The characteristics of plant species structure of mature forest stands of Pinus armandi with both weak and moderate canopy closure in the Xishan Mount Forest Park of Kunming were studied by means of sample-plot survey in order to find out the influence of stand canopy closure on plant species structure.
为探讨郁闭度对植物物种结构的影响,用样方法对昆明西山弱度郁闭及中度郁闭的华山松成熟林植物物种结构特征进行研究。
5) vegetation overlay degree
植被郁闭度
1.
Vegetation structure type,vegetation overlay degree,the earth surface cover condition,and soil physical and chemical properties were selected and quantified scientifically.
选取植被结构类型、植被郁闭度、地表层覆盖状况和土壤理化性质等指标,并将其量化,用ArcView软件分别作出了各指标矢量图。
6) forest canopy closure
森林郁闭度
1.
Estimation of forest canopy closure by using partial least square regression;
采用偏最小二乘回归方法估测森林郁闭度
补充资料：短期天气预报(见天气预报和天气图预报)
短期天气预报(见天气预报和天气图预报)
u。。，，，:‘，anq，yubao短期天气预报见关匀布绍升，二，二一一
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条