1) canopy openness
林冠开度
1.
Relationships of chlorophyll from understory plants to canopy openness,understory indirect site factor(ISF) and leaf are index(LAI) were investigated using quadrat method.
采用样方法研究了广东省始兴县车八岭国家级自然保护区林下植物叶绿素含量与林冠开度、林下散射光立地因子、叶面积指数之间的相关性以及不同物种林下植物叶绿素含量之间的差异度。
2.
To assess the response of soil arthropod diversity and distribution to a gradient of canopy openness following the ice storm, 17 plots, each 400 m2, were selected within a 2-ha permanent plot.
为了揭示灾后林冠开度的梯度对土壤节肢动物多样性与分布的影响,在受冰灾影响的车八岭山地常绿阔叶林设置2ha固定样地,按照冠层受损程度选取17个20m×20m的样方,用半球面影像技术获取林冠开度,并分凋落物层、0–10cm和10–20cm的矿质土层采集凋落物及土壤样品,分析土壤节肢动物多样性。
2) canopy openness
林冠开阔度
1.
Aims Leaf area index (LAI) and canopy openness are two important biophysical parameters of canopy structure related to water and carbon fluxes and light interception.
该研究应用国内外流行的半球图方法,通过对这3种森林群落叶面积指数和林冠开阔度的测定和综合比较,分析了叶面积指数和林冠开阔度的季节动态,揭示了暖温带地区不同类型森林群落叶面积指数和林冠开阔度的特征。
2.
Canopy openness decreased during the growth season and reached the minimum value in June,then increased slowly and dramatically increased in October,and the maximum value appeared in the next April.
利用外带鱼眼镜头的数码相机获得长白落叶松(Larix olgensis)林型的半球面影像,用Gap Light Analyzer软件处理分析后获得叶面积指数、林冠开阔度和林下光照因子等一系列参数,揭示了辽东山区长白落叶松的叶面积指数和林冠开阔度的月动态特征。
3) canopy density
林冠密度
4) canopy closure extent
林冠郁闭度
1.
Using Shangyang Experimental Area as a case study, plant species, the extent of canopy closure extent and the coverage of herbaceous plants are analyzed to provide information about plant community evolution in areas rehabilitated for soil and water conservation.
根据调查资料,研究了东江流域上杨水土保持试验区内4种典型人工生态修复林植物群落的植物种类分布及林冠郁闭度、地表覆盖度等多项植物群落学。
5) Dry-percentage of forest canopy
林冠干燥度
6) canopy porosity
林冠孔隙度
1.
By using digital camera with fish-eye lens, the hemispherical photographs of the three forest types were taken, and the parameters leaf area index, canopy porosity, and illumination factors were analyzed by Gap Light Analyzer.
本研究以该3种林型为对象,利用数码相机外带鱼眼镜头获得3种林型的半球面影像,再利用专用软件Gap Light Analyzer处理分析获得了叶面积指数、林冠孔隙度和林下光照因子等参数。
补充资料：开度
【开度】
（术语）开导济度也。贤愚经六曰：“唯愿如来当见哀愍，暂下开度。”
（术语）开导济度也。贤愚经六曰：“唯愿如来当见哀愍，暂下开度。”
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