成果/Result

Nonlinear mixed-effects crown width models for individual trees of Chinese fir (Cunninghamia lanceolata) in south-central China被引量：96收藏 分享

作者：Fu, Liyong[1] Sun, Hua[2] Sharma, Ram P.[3] Lei, Yuancai[1] Zhang, Huiru[1]

机构：Chinese Acad Forestry;Cent South Univ Forestry & Technol;Norwegian Univ Life Sci

来源：FOREST ECOLOGY AND MANAGEMENT  2013

关键词：Cunninghamia lanceolata   Heteroskedasticity   Individual-tree crown width model   Two-level nonlinear mixed-effects model  

A generalized nonlinear mixed-effects height to crown base model for Mongolian oak in northeast China被引量：76收藏 分享

作者：Fu, Liyong[1,2] Zhang, Huiru[1] Sharma, Ram P.[3] Pang, Lifeng[1] Wang, Guangxing[4]

机构：Chinese Acad Forestry;Penn State Univ;Czech Univ Life Sci Prague;Southern Illinois Univ Carbondale

来源：FOREST ECOLOGY AND MANAGEMENT  2017

关键词：Model calibration   Random effects   Heteroscedasticity   Two-level mixed-effects model   Optimal sample size  

Using the dummy variable model approach to construct compatible single-tree biomass equations at different scales - a case study for Masson pine (Pinus massoniana) in southern China被引量：41收藏 分享

作者：Zeng, Wei Sheng[1] Zhang, Hui Ru[1] Tang, Shou Zheng[1]

机构：Chinese Acad Forestry

来源：CANADIAN JOURNAL OF FOREST RESEARCH  2011

关键词：Biomass  

Biodiversity increased both productivity and its spatial stability in temperate forests in northeastern China被引量：28收藏 分享

作者：Gao, Wen-Qiang[1] Lei, Xiang-Dong[1] Liang, Mao-Wei[2] Larjavaara, Markku[2] Li, Yu-Tang[3]

机构：Chinese Acad Forestry;Peking Univ;Jilin Forestry Inventory & Planning Inst;State Forestry & Grassland Adm

来源：SCIENCE OF THE TOTAL ENVIRONMENT  2021

关键词：Ecosystem functioning   Aboveground wood productivity   Species richness   Structural diversity   Spatial variability   Productivity gradients  

Generic linear mixed-effects individual-tree biomass models for Pinus massoniana in southern China被引量：22收藏 分享

作者：Fu, Liyong[1] Zeng, Weisheng[2] Zhang, Huiru[1] Wang, Guangxing[3,4] Lei, Yuancai[1]

机构：Chinese Acad Forestry;State Forestry Adm;Cent South Univ Forestry & Technol;So Illinois Univ

来源：SOUTHERN FORESTS-A JOURNAL OF FOREST SCIENCE  2014

关键词：biomass   large-scale   mixed-effects model   Pinus massoniana  

Nonlinear mixed-effects height to crown base model based on both airborne LiDAR and field datasets for Picea crassifolia Kom trees in northwest China被引量：21收藏 分享

作者：Yang, Zhaohui[1,3] Liu, Qingwang[1] Luo, Peng[1] Ye, Qiaolin[2] Sharma, Ram P.[4]

机构：Chinese Acad Forestry;Nanjing Forestry Univ;Natl Forestry & Grassland Adm;Tribhuwan Univ

来源：FOREST ECOLOGY AND MANAGEMENT  2020

关键词：Random effects   Heteroscedasticity   EBLUP   Subject-specific prediction   Calibration  

Multilevel Nonlinear Mixed-Effect Crown Ratio Models for Individual Trees of Mongolian Oak (Quercus mongolica) in Northeast China被引量：20收藏 分享

作者：Fu, Liyong[1] Zhang, Huiru[1] Lu, Jun[1] Zang, Hao[1] Lou, Minghua[1]

机构：Chinese Acad Forestry;Cent South Univ Forestry & Technol;So Illinois Univ

来源：PLOS ONE  2015

Prediction of Individual Tree Diameter and Height to Crown Base Using Nonlinear Simultaneous Regression and Airborne LiDAR Data被引量：16收藏 分享

作者：Yang, Zhaohui[1,2] Liu, Qingwang[1] Luo, Peng[1] Ye, Qiaolin[3] Duan, Guangshuang[1,4]

机构：Chinese Acad Forestry;Natl Forestry & Grassland Adm;Nanjing Forestry Univ;Xinyang Normal Univ;Tribhuwan Univ

来源：REMOTE SENSING  2020

关键词：Picea crassifoliaKom   compatible equation   nonlinear seemingly unrelated regression   error-in-variable modeling   leave-one-out cross-validation  

The effect of the calculation method, plot size, and stand density on the top height estimation in natural spruce-fir-broadleaf mixed forests被引量：12收藏 分享

作者：Zhou, Mengli[1] Lei, Xiangdong[1] Duan, Guangshuang[2] Lu, Jun[1] Zhang, Huiru[1]

机构：Chinese Acad Forestry;Xinyang Normal Univ

来源：FOREST ECOLOGY AND MANAGEMENT  2019

关键词：Stand top height   Stand density effect   Plot size effect   Uncertainty   Natural mixed forest  

Spatial Autoregressive Models for Stand Top and Stand Mean Height Relationship in Mixed Quercus mongolica Broadleaved Natural Stands of Northeast China被引量：11收藏 分享

作者：Lou, Minghua[1] Zhang, Huiru[1] Lei, Xiangdong[1] Li, Chunming[1] Zang, Hao[1]

机构：Chinese Acad Forestry

来源：FORESTS  2016

关键词：spatial autocorrelation   spatial dependence   spatial weight matrix   stand top height   stand mean height  

Comparisons of competitor selection approaches for spatially explicit competition indices of natural spruce-fir-broadleaf mixed forests被引量：10收藏 分享

作者：Zhou, Mengli[1,2] Lei, Xiangdong[2] Lu, Jun[2] Gao, Wenqiang[2] Zhang, Huiru[2]

机构：Henan Agr Univ;Chinese Acad Forestry

来源：EUROPEAN JOURNAL OF FOREST RESEARCH  2022

关键词：Spatial explicit competition index   Competitor selection method   Individual tree basal area growth model   Mixed forest  

Modelling Individual Tree Diameter Growth of Quercus mongolica Secondary Forest in the Northeast of China被引量：6收藏 分享

作者：Hu, Xuefan[1,2] Duan, Guangshuang[3] Zhang, Huiru[1]

机构：Chinese Acad Forestry;Beijing Bot Garden;Xinyang Normal Univ

来源：SUSTAINABILITY  2021

关键词：Quercus mongolica secondary forest   diameter growth model   two level mixed-effects model   random effects  

Spatial Structure Dynamics and Maintenance of a Natural Mixed Forest被引量：5收藏 分享

作者：Zhou, Chaofan[1,2] Liu, Di[1] Chen, Keyi[3] Hu, Xuefan[4] Lei, Xiangdong[1]

机构：Chinese Acad Forestry;Chinese Acad Forestry;Chinese Acad Forestry;Beijing Inst Landscape Architecture;Natl Forestry & Grassland Adm

来源：FORESTS  2022

关键词：spatial structure parameters   dynamic changes   the Sankey diagram   mortality process   recruitment process   natural mixed forests  

Impact of Management Measures on Multiple Ecosystem Function Trade-Offs and Their Dynamics in Subtropic Pinus massoniana Plantations被引量：2收藏 分享

作者：Zhang, Kexin[1] Zou, Hongzhu[2] Lei, Xiangdong[1] Zeng, Ji[3] Lan, Jie[4]

机构：Chinese Acad Forestry;Zhejiang Shuren Univ;Chinese Acad Forestry;Hubei Minzu Univ;Natl Forestry & Grassland Adm

来源：FORESTS  2024

关键词：management measures   ecosystem function trade-offs   ecosystem management   Pinus massoniana plantation forests  

Exploring the role of canopy triangular units in analysing canopy effects on saplings被引量：1收藏 分享

作者：Liu, Di[1] Zhou, Chaofan[2] He, Xiao[1] Lei, Xiangdong[1] Zhang, Huiru[1]

机构：Chinese Acad Forestry;Chinese Acad Forestry

来源：FOREST ECOLOGY AND MANAGEMENT  2024

关键词：Canopy structure   Triangular networks   Triangular units   Sapling distribution and growth  

Individual Tree Height Increment Model for Quercus mongolica Secondary Forest in the Northeastern China Using Generalized Nonlinear Two-Level Mixed-Effects Model被引量：1收藏 分享

作者：Hu, Xuefan[1] Jin, Yingshan[1] Zhang, Xiaohong[2] Zhang, Huiru[2,3]

机构：Beijing Acad Forestry & Landscape Architecture;Chinese Acad Forestry;Chinese Acad Forestry

来源：FORESTS  2023

关键词：increment prediction   tree size factors   individual tree competition   site productivity index   optimal sampling number  

A global meta-analysis of forest harvesting effects on soil respiration, its components, and temperature sensitivity被引量：0收藏 分享

作者：Yang, Lu[1] Zhang, Huiru[1,2] Qin, Jianghuan[1] Liu, Xianzhao[1] Mayer, Mathias[3,4]

机构：Chinese Acad Forestry;Chinese Acad Forestry;BOKU Univ;Swiss Fed Inst Forest Snow & Landscape Res WSL

来源：AGRICULTURAL AND FOREST METEOROLOGY  2024

关键词：Forest harvesting   Experimental setups   Background conditions   Soil respiration   Temperature sensitivity  

Biodiversity increased both productivity and its spatial stability in temperate forests in northeastern China (vol 780, 146674, 2021)被引量：0收藏 分享

作者：Gao, Wen-Qiang[1] Lei, Xiang-Dong[1] Liang, Mao-Wei[2] Larjavaara, Markku[2] Li, Yu-Tang[3]

机构：Chinese Acad Forestry;Peking Univ;Jilin Forestry Inventory & Planning Inst;State Forestry & Grassland Adm

来源：SCIENCE OF THE TOTAL ENVIRONMENT  2022

Modelling height to crown base using non-parametric methods for mixed forests in China被引量：0收藏 分享

作者：Zhou, Zeyu[1] Zhang, Huiru[1,2] Sharma, Ram P.[3] Zhang, Xiaohong[4] Feng, Linyan[2]

机构：Chinese Acad Forestry;Chinese Acad Forestry;Tribhuvan Univ;Int Cooperat Ctr Natl Forestry & Grassland Adm;Beijing Acad Forestry & Landscape Architecture

来源：ECOLOGICAL INFORMATICS  2025

关键词：Competition index   Gini coefficient   Machine learning   Generalized additive model   Tree species-specific group   Stand spatial structure  

Developing, testing and application of rodent population dynamics and capture models based on an adjusted Leslie matrix-based population approach被引量：0收藏 分享

作者：Fu, Liyong[1] Tang, Shouzheng[1] Liu, Yingan[2] Sharma, Ram P.[3] Zhang, Huiru[1]

机构：Chinese Acad Forestry;Nanjing Forest Univ;Norwegian Univ Life Sci

来源：INTERNATIONAL JOURNAL OF BIOMATHEMATICS  2014

关键词：Apodemus agrarius   capture model   Leslie matrix   optimal population density   population dynamics model   capture-mark-recapture