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15 条 记 录,以下是 1-15

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A novel approach for assessing the nEIghborhood competition in two different aged forests被引量:30收藏 分享
作者:Hui, Gangying[1] Wang, Ye[1] Zhang, Gongqiao[1] Zhao, Zhonghua[1] Bai, Chao[1]
机构:Chinese Acad Forestry;Xiaolongshan Res Inst Forestry Gansu Prov
来源:FOREST ECOLOGY AND MANAGEMENT  2018
关键词:Competition index   Multi-species forest   NEIghborhood-based method   Spatial structure   Tree growth  
角尺度判断林木水平分布格局的新方法被引量:21收藏 分享
作者:赵中华[1] 惠刚盈[1] 胡艳波[1] 张弓乔[1]
机构:中国林业科学研究院林业研究所国家林业局林木培育重点实验室
来源:《林业科学》  2016
关键词:角尺度  水平分布格局  正态分布检验  方法  
摘要:【目的】提出角尺度判断林木水平分布格局的检验方法,以期进一步完善角尺度判断林木水平分布格局理论。【方法】采用林分空间结构分析软件Winkelmass模拟产生面积为70 m×70 m、不同密度、不同水平分布格局的模拟林分6...
其他来源数据库:万方期刊数据库同方期刊数据库
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Testing the significance of different tree spatial distribution patterns based on the uniform angle index被引量:18收藏 分享
作者:Zhao, Zhonghua[1,2] Hui, Gangying[1,2] Hu, Yanbo[1,2] Wang, Hongxiang[1,2] Zhang, Gongqiao[1,2]
机构:Chinese Acad Forestry;State Forestry Adm;Univ Gottingen
来源:CANADIAN JOURNAL OF FOREST RESEARCH  2014
关键词:forest   spatial patterns of trees   uniform angle index   significance test   method  
A new nearest-nEIghbour index for monitoring spatial size diversity: The hyperbolic tangent index被引量:14收藏 分享
作者:Pommerening, Arne[1] Szmyt, Janusz[2] Zhang, Gongqiao[3]
机构:Swedish Univ Agr Sci SLU;Poznan Univ Life Sci;Chinese Acad Forestry
来源:ECOLOGICAL MODELLING  2020
关键词:Spatial size diversity   Indicator construction principles   Size diversity maintenance   Climate change   Individual-based modelling   Mixed-species woodlands   Trigonometry  
天然混交林最优林分状态的π值法则被引量:14收藏 分享
作者:惠刚盈[1] 张弓乔[1] 赵中华[1] 胡艳波[1] 刘文桢[2]
机构:中国林业科学研究院林业研究所国家林业局林木培育重点实验室;甘肃省小陇山林业实验局林业科学研究所甘肃省栎类次生林生态系统重点实验室
来源:《林业科学》  2016
关键词:天然混交林  林分状态  π值法则  单位圆  
摘要:【目的】提出一个全新的林分状态合理性评价方法,为森林经营决策奠定科学基础。【方法】依据多指标综合评价原则,提出基于单位圆的林分状态评价方法,并利用该方法对我国天然锐齿栎混交林和红松阔叶林进行林分状态分析。【结果】现实林分...
其他来源数据库:万方期刊数据库同方期刊数据库
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Telescope method for characterizing the spatial structure of a pine-oak mixed forest in the Xiaolong Mountains, China被引量:8收藏 分享
作者:Zhang, Ganggang[1] Hui, Gangying[1] Zhang, Gongqiao[1] Zhao, Zhonghua[1] Hu, Yanbo[1]
机构:Chinese Acad Forestry
来源:SCANDINAVIAN JOURNAL OF FOREST RESEARCH  2019
关键词:Spatial structure   quadrivariate distribution   telescope method   vertical projection dimension reduction   marginal probability distribution function  
Random Trees Are the Cornerstones of Natural Forests被引量:7收藏 分享
作者:Zhang, Gongqiao[1] Hui, Gangying[1]
机构:Chinese Acad Forestry
来源:FORESTS  2021
关键词:natural forests   spatial structure   quantitative characteristics of community   random trees   similarity  
Unravelling the mechanisms of spatial correlation between species and size diversity in forest ecosystems被引量:5收藏 分享
作者:Pommerening, Arne[1] Zhang, Gongqiao[2] Zhang, Xiaohong[3]
机构:Swedish Univ Agr Sci SLU;Chinese Acad Forestry;Chinese Acad Forestry
来源:ECOLOGICAL INDICATORS  2021
关键词:Insurance hypothesis   Plant-plant interactions   Point process statistics   Mark mingling function   Mark variogram   Random-labelling test  
A Novel Method for Calculating Stand Structural Diversity Based on the Relationship of Adjacent Trees被引量:2收藏 分享
作者:Zhao, Zhonghua[1] Hui, Gangying[1] Liu, Wenzhen[2] Hu, Yanbo[1] Zhang, Gongqiao[1]
机构:Chinese Acad Forestry;Xiaolongshan Res Inst Forestry Gansu Prov
来源:FORESTS  2022
关键词:relationship of adjacent trees   spatial structural measures   size differentiation   mingling   uniform angle index   structural unit types   stand structural diversity index  
Relationship between species diversity and tree size in natural forests around the Tropic of Cancer被引量:1收藏 分享
作者:Li, Yuanfa[1,2] Ye, Shaoming[1] Luo, Yinghua[1,2] Yu, Sufang[1] Zhang, Gongqiao[1,3]
机构:Guangxi Univ;Laibin Jinxiu Dayaoshan Forest Ecosyst Observat &;Chinese Acad Forestry
来源:JOURNAL OF FORESTRY RESEARCH  2023
关键词:Biodiversity   Secondary forest   Species richness   Abundance   Diameter at breast hEIght   Species mixture  
Assessing populations of tree seedlings in multi-species natural forests被引量:0收藏 分享
作者:Zhang, Gongqiao[1] von Gadow, Klaus[2,3]
机构:Chinese Acad Forestry;Univ Gottingen;Univ Stellenbosch
来源:NEW FORESTS  0
关键词:Regeneration   Sampling   Species   HEIghts   Densities  
Prevalence of inter-tree competition and its role in shaping the community structure of a natural mongolian scots pine (Pinus sylvestris var. mongolica) forest被引量:0收藏 分享
作者:Wang, Hongxiang[1] Wan, Pan[1] Wang, Qianxue[2] Liu, Ling[2] Zhang, Gongqiao[1]
机构: Research Institute of Forestry; Research Center of Cold Temperate Forestry; Key Laboratory of Tree Breeding and Cultivation
来源:Forests  2017
关键词:Spatial variables measurement - Forestry  
基于角尺度的随机体在森林稳定性维持中的作用被引量:0收藏 分享
作者:惠刚盈[1] 赵中华[1] 张弓乔[1] 胡艳波[1]
机构:中国林业科学研究院林业研究所
来源:《林业科学》  2021
关键词:林分空间结构  角尺度  随机体  森林稳定性  维持机制  
摘要:【目的】探讨基于空间结构的森林稳定性维持机制,提出森林“随机体-稳定性”假说,为改善我国人工林稳定性提供科学参考。【方法】以我国不同气候带典型天然林为研究对象,利用林分空间结构参数——角尺度精细解译林木点格局,根据参照树...
其他来源数据库:万方期刊数据库同方期刊数据库
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Effects of randomized management on the forest distribution patterns of Larix Kaempferi plantation in Xiaolongshan, Gansu province, China被引量:0收藏 分享
作者:Xu, Junmo[1] Zhang, Gongqiao[1] Zhao, Zhonghua[1] Hu, Yanbo[1] Liu, Wenzhen[2]
机构: Research Institute of Forestry; Xiaolongshan Research Institute of Forestry of Gansu Province
来源:Forests  2021
关键词:Forestry  
A novel comprehensive evaluation method of forest state based on unit circle被引量:0收藏 分享
作者:Zhang, Ganggang[1] Hui, Gangying[1] Zhang, Gongqiao[1] Hu, Yanbo[1] Zhao, Zhonghua[1]
机构: Key Laboratory of Tree Breeding and Cultivation of State Forestry Administration
来源:Forests  2018
关键词:Decision making - Radar  
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