CCPortal

浏览/检索结果: 共12条,第1-10条 帮助

已选(0)清除 条数/页:   排序方式:
Inner Asian agro-pastoralism as optimal adaptation strategy of Wupu inhabitants (3000-2400 cal BP) in Xinjiang, China 期刊论文
HOLOCENE, 2021, 卷号: 31, 期号: 2
作者:  Wang, Lijing;  Wang, Yongqiang;  Li, Wenying;  Spate, Michael;  Reheman, Kuerban;  Sun, Qingli;  Wang, Binghua;  Xu, Hai;  Zhang, Zhiyong;  Zhang, Guilin;  Jiang, Hongen
收藏  |  浏览/下载:26/0  |  提交时间:2022/06/21
ARID CENTRAL-ASIA  LATE BRONZE-AGE  DESERT RIPARIAN FOREST  ANCIENT DNA ANALYSIS  NORTHERN XINJIANG  HOLOCENE CLIMATE  ALTAI MOUNTAINS  YANGHAI TOMBS  ARCHAEOBOTANICAL EVIDENCE  PALYNOLOGICAL EVIDENCE  
Cut or keep: What should a forest owner do after a windthrow? 期刊论文
, 2020, 卷号: 461
作者:  Petucco C.;  Andrés-Domenech P.;  Duband L.
收藏  |  浏览/下载:21/0  |  提交时间:2020/07/28
Risks  Faustmann  Land expectation value  Optimal rotations  Pine  Plantation  Windthrows  Forestry  clearcutting  coniferous forest  coniferous tree  coppice  crop rotation  forestry production  land cover  optimization  plantation forestry  windthrow  Age  Forestry  Maturity  Pinus Pinaster  Probability  Rotation  Trees  France  Pinus pinaster  
Strong influences of stand age and topography on post-fire understory recovery in a Chinese boreal forest 期刊论文
, 2020, 卷号: 473
作者:  Liu B.;  Biswas S.R.;  Yang J.;  Liu Z.;  He H.S.;  Liang Y.;  Lau M.K.;  Fang Y.;  Han S.
收藏  |  浏览/下载:88/0  |  提交时间:2020/07/28
Fires  Nitrogen  Recovery  Soils  Topography  Community composition  Environmental data  Plant communities  Shade intolerant  Species richness  Topographic positions  Understory communities  Understory cover  Forestry  age determination  basal area  boreal forest  community composition  disturbance  herb  heterogeneity  plant community  recovery  shade tolerance  shrub  stand structure  succession  topography  understory  Age  Fires  Forestry  Nitrogen  Recovery  Soil  Topography  Trends  China  
Relative contributions of competition, stand structure, age, and climate factors to tree mortality of Chinese fir plantations: Long-term spacing trials in southern China 期刊论文
, 2020, 卷号: 465
作者:  Zhang X.;  Wang Z.;  Chhin S.;  Wang H.;  Duan A.;  Zhang J.
收藏  |  浏览/下载:24/0  |  提交时间:2020/07/28
Climate change  Competition  Ecosystems  Chinese fir  Climate  Cunninghamia lanceolata  Logistic mixed-effects models  Mean annual temperatures  Relative contribution  Stand structures  Tree mortality  Forestry  age structure  climate effect  coniferous forest  diameter  forest management  interspecific competition  mortality  plantation forestry  spacing  stand structure  Abies  Age  Chinese  Competition  Ecosystems  Forestry  Mortality  Trees  China  Fujian  Guangxi Zhuangzu  Jiangxi  Sichuan  Cunninghamia lanceolata  
Structural diversity of the longleaf pine ecosystem 期刊论文
, 2020, 卷号: 462
作者:  Sharma A.;  Cory B.;  McKeithen J.;  Frazier J.
收藏  |  浏览/下载:22/0  |  提交时间:2020/07/28
Biodiversity  Image reconstruction  Reforestation  Forest inventory and analysis  Geographic coordinates  Heterogeneous distributions  Longleaf pine ecosystems  Silviculture  Slash pines  Southern pines  Uneven-aged stands  Ecosystems  biodiversity  coniferous forest  coniferous tree  diversity index  forest ecosystem  forest inventory  geographical distribution  heterogeneity  home range  ownership  regeneration  restoration ecology  silviculture  stand structure  Age  Biodiversity  Ecosystems  Public Ownership  Reforestation  Silviculture  Southern Pines  United States  Alabama  Georgia  Mississippi  North America  United States  Pinus echinata  Pinus elliottii  Pinus palustris  
Variation in population densities of the green spruce aphid Elatobium abietinum (Walker) in relation to tree age and forest stand structure 期刊论文
, 2020, 卷号: 464
作者:  Straw N.A.;  Bladon F.M.;  Williams D.T.;  Fielding N.J.
收藏  |  浏览/下载:23/0  |  提交时间:2020/07/28
Climate change  Population dynamics  Population statistics  Timber  Continuous cover forestries  Elatobium abietinum  Insect abundance  Management systems  Picea sitchensis  Plantation forestry  Sitka spruce  Stand structures  Reforestation  abundance  aphid  clearcutting  forest cover  group selection  plantation forestry  population density  stand structure  thinning  tree  Age  Felling  Picea Sitchensis  Reforestation  Selection  Shelterwood  Trees  United Kingdom  Aphididae  Hemiptera  Hexapoda  Picea  Picea sitchensis  
Using machine learning to synthesize spatiotemporal data for modelling DBH-height and DBH-height-age relationships in boreal forests 期刊论文
, 2020, 卷号: 466
作者:  Chen J.;  Yang H.;  Man R.;  Wang W.;  Sharma M.;  Peng C.;  Parton J.;  Zhu H.;  Deng Z.
收藏  |  浏览/下载:26/0  |  提交时间:2020/07/28
Climate models  Dynamics  Machine learning  Neural networks  Complex relationships  Comprehensive monitoring  Diameter-at-breast heights  Environmental conditions  Individual-based modelling  Long-term monitoring datum  Spatio-temporal data  Sustainable forest management  Forestry  age determination  boreal forest  environmental conditions  environmental monitoring  forest dynamics  forest management  forestry modeling  growth  height  machine learning  mortality  spatiotemporal analysis  Data  DBH  Dynamics  Forestry  Growth  Neural Networks  Sustainable Forest Management  Trees  Canada  
Evaluation of total tree height subsampling strategies for estimating volume in loblolly pine plantations 期刊论文
, 2020, 卷号: 461
作者:  Yang S.-I.;  Burkhart H.E.
收藏  |  浏览/下载:14/0  |  提交时间:2020/07/28
Measurement errors  Productivity  Forest inventory  Forest management planning  Forest productivity  Height Measurement  Loblolly pine plantations  Spatial heterogeneity  Stand age  Tree height measurements  Forestry  forest inventory  forest management  forest product  heterogeneity  pine  plantation  Forestry  Measurement  Plantations  Productivity  Tree Dimensions  Trees  Volume  Pinus taeda  
Does forest age affect soil biodiversity? Case study of land snails in Mediterranean secondary forests 期刊论文
, 2020, 卷号: 455
作者:  Barbato D.;  Benocci A.;  Manganelli G.
收藏  |  浏览/下载:23/0  |  提交时间:2020/07/28
Biodiversity  Ecosystems  Importance sampling  Molluscs  Forest age  Indicator species analysis  Mediterranean  Microhabitats  Non-metric multidimensional scaling  Soil fauna  Structural complexity  Temporal continuity  Forestry  abundance  age  biodiversity  community composition  deciduous forest  evergreen forest  habitat structure  microhabitat  mollusc  secondary forest  snail  soil fauna  species richness  Invertebrata  Mollusca  Stylommatophora  Tracheophyta  
Recent Consequences of Climate Change Have Affected Tree Growth in Distinct Nothofagus macrocarpa (DC.) FM Vaz & Rodr Age Classes in Central Chile 期刊论文
FORESTS, 2019, 卷号: 10, 期号: 8
作者:  Venegas-Gonzalez, Alejandro;  Roig, Fidel A.;  Pena-Rojas, Karen;  Hadad, Martin A.;  Aguilera-Betti, Isabella;  Munoz, Ariel A.
收藏  |  浏览/下载:20/0  |  提交时间:2019/10/08
dendro-ecology  hotspot forest  mid-latitude southern hemisphere  climate-growth interactions by age classes  rising atmospheric CO2 concentrations  basal area increment  Roble de Santiago  Mediterranean forests