搜索结果: 121-135 共查到“森林经理学”相关记录897条 . 查询时间(0.888 秒)
Nonlinear Mixed Effect Model Used in a Simulation of the Impact of Climate Change on Height Growth of?Cyclobalanopsis glauca
RegCM downscaling climate sensitive tree species nonlinear mixed effect model height growth of tree tree species diversity
<
2023/12/1
Localized climate is sensitive to terrain, underlying surface material, building distribution, green coverage and CO2?emissions. The Regional Climate Model (RegCM) was used to make a statistical detai...
A Planted Forest Mapping Method Based on Long-Term Change Trend Features Derived from Dense Landsat Time Series in an Ecological Restoration Region
planted forests long-term change trend features Landsat time series Google Earth Engine random forest NDVI
<
2023/12/1
Planted forests provide a variety of meaningful ecological functions and services, which is a major approach for ecological restoration, especially in arid areas. However, mapping planted forests with...
Revealing the Structure and Composition of the Restored Vegetation Cover in Semi-Arid Mine Dumps Based on LiDAR and Hyperspectral Images
ecological restoration hierarchical classification vegetation structure LiDAR vegetation species
<
2023/12/1
Remotely sensed images with low resolution can be effectively used for the large-area monitoring of vegetation restoration, but are unsuitable for accurate small-area monitoring. This limits researche...
本发明公开一种筛选响应杨树高温胁迫下关键代谢物的方法，该方法通过GC/TOF-MS技术检测杨树叶片高温胁迫下的代谢变化规律，筛选杨树响应高温的小分子代谢物与代谢通路，从而阐释杨树对高温胁迫响应的代谢组学水平上的调控机制。筛选到67个差异代谢物，高温胁迫下差异基因主要富集在缬氨酸、亮氨酸、异亮氨酸生物合成；半乳糖代谢；甘氨酸、丝氨酸、苏氨酸代谢通路上。本发明也为树木高温胁迫研究提供重要的参考依据，为...
A new generation of sensors and monitoring tools to support climate-smart forestry practices
climate change early warning signals ecosystem regime shifts wireless sensor network Internet of Things citizen science green technologies
<
2023/11/30
Climate-smart forestry (CSF) is an emerging branch of sustainable adaptive forest management aimed at enhancing the potential of forests to adapt to and mitigate climate change. It relies on much high...
Chloride removal capacity and salinity tolerance in wetland plants
Phytodesalination Wetland plants ChloridePolluted waters Carex riparia Phalaris arundinacea
<
2023/11/30
Deicing with sodium chloride maintains safe roads in the winter, but results in stormwater runoff with high chloride (Cl-) content that causes various downstream problems. Chloride-rich water risks co...
The regime of constructed wetlands in greywater treatment
green roofs green walls greywater hybrid constructed wetlands wetland
<
2023/11/30
There is an excellent need for supply-side threats due to the enhanced degradation and reclamation of existing water bodies in the present scenario. This had led to the global water crisis. One of the...
Stand Canopy Closure Estimation in Planted Forests Using a Geometric-Optical Model Based on Remote Sensing
canopy closure the GOST model fisheye camera photos transects LAI
<
2023/11/30
Canopy closure, which is the ratio of the vertical projection area of the crowns to the area of forest land, can indicate the growth and tending situation of a forest and is of great significance for ...
Combining Different Transformations of Ground Hyperspectral Data with Unmanned Aerial Vehicle (UAV) Images for Anthocyanin Estimation in Tree Peony Leaves
hyperspectral tree peony anthocyanin (Anth) unmanned aerial vehicle (UAV)
<
2023/11/30
To explore rapid anthocyanin (Anth) detection technology based on remote sensing (RS) in tree peony leaves, we considered 30 species of tree peonies located in Shaanxi Province, China. We used an SVC ...
Using Airborne Lidar, Multispectral Imagery, and Field Inventory Data to Estimate Basal Area, Volume, and Aboveground Biomass in Heterogeneous Mixed Species Forests: A Case Study in Southern Alabama
laser forestry allometry parametric non-parametric modeling 3DEP Alabama
<
2023/11/30
Airborne light detection and ranging (lidar) has proven to be a useful data source for estimating forest inventory metrics such as basal area (BA), volume, and aboveground biomass (AGB) and for produc...
Evaluating alternative hypotheses behind biodiversity and multifunctionality relationships in the forests of Northeastern China
Biodiversity and ecosystem multifunctionality Biomass Functional traits Mass ratio effect Niche complementarity effect Vegetation quantity effect
<
2023/11/30
Background: The importance of biodiversity in maintaining multiple ecosystem functions has been widely accepted. However, the specific mechanisms affecting biodiversity and ecosystem multifunctionalit...
Forest regeneration within Earth system models: current process representations and ways forward
arth system models forestregeneration reproductive allocation treerecruitment vegetation demographic models vegetation dynamics
<
2023/11/30
Earth system models must predict forest responses to global change in order to simulate future global climate, hydrology, and ecosystem dynamics. These models are increasingly adopting vegetation demo...
Forest Dynamics Models for Conservation, Restoration, and Management of Small Forests
simulation model smixed-species models spatially explicit model sempirical models process-based models mechanistic models
<
2023/11/30
Globally, there are myriad situations in which people aim to conserve, restore, or manage forest ecosystems at small spatial scales of 50 ha or less. To inform management, forest dynamics models provi...
Integrating UAV-SfM and Airborne Lidar Point Cloud Data to Plantation Forest Feature Extraction
UAV-ALS point cloud georeferencing improved ICP via invariant ground surface feature tree parameterization airborne lidar sensing UAV optical sensing sustainable timber production
<
2023/11/30
A low-cost but accurate remote-sensing-based forest-monitoring tool is necessary for regularly inventorying tree-level parameters and stand-level attributes to achieve sustainable management of timber...
Effect of Climate on Carbon Storage Growth Models for Three Major Coniferous Plantations in China Based on National Forest Inventory Data
carbon storage carbon sequestration capacity variable parameter growth model climatic factor
<
2023/11/30
Forest inventory data (FID) are important resources for understanding the dynamics of forest carbon cycling at regional and global scales. Developing carbon storage growth models and analyzing the dif...