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Fifty Years of Change in a Coniferous Forest in the Qilian Mountains, China—Advantages of High-Definition Remote Sensing
mountain coniferous forest Picea crassifolia Kom. high-resolution remote sensing
2024/1/12
Mountain ecosystems are significantly affected by climate change. However, due to slow vegetation growth in mountain ecosystems, climate-induced vegetation shifts are difficult to detect with low-defi...
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...
Effect of Species Composition on Growth and Yield in Mixed Beech–Coniferous Stands
mixed stand soil trophicity mean height dominant height species composition mean annual volume increment
2023/11/22
Research Highlights: In mixed stands, competitive and supportive relationships occur between trees, illustrated by their dendrometric characteristics. Background and Objectives: We investigated the ef...
Coniferous-Broadleaf Mixture Increases Soil Microbial Biomass and Functions Accompanied by Improved Stand Biomass and Litter Production in Subtropical China
coniferous-broadleaf mixture soil microbial biomass extracellular enzymes phospholipid fatty acids (PLFA) carbon source utilization ability
2019/10/14
Although the advantages of multi-species plantations over single-species plantations have been widely recognized, the mechanisms driving these advantages remain unclear. In this study, we compared sta...
Detection of Coniferous Seedlings in UAV Imagery
Detection Coniferous Seedlings UAV Imagery
2019/2/18
Rapid assessment of forest regeneration using unmanned aerial vehicles (UAVs) is likely to decrease the cost of establishment surveys in a variety of resource industries. This research tests the feasi...
FULLY AUTOMATED GIS-BASED INDIVIDUAL TREE CROWN DELINEATION BASED ON CURVATURE VALUES FROM A LIDAR DERIVED CANOPY HEIGHT MODEL IN A CONIFEROUS PLANTATION
Crown Delineation Canopy Height Model (CHM) Local Maxima Curvature Slope Thiessen Polygons
2016/11/30
The generation of high resolution canopy height model (CHM) from LiDAR makes it possible to delineate individual tree crown by means of a fully-automated method using the CHM’s curvature through its s...
A DECIDIOUS-CONIFEROUS SINGLE TREE CLASSIFICATION AND INTERNAL STRUCTURE DERIVATION USING AIRBORNE LIDAR DATA
LiDAR species classification geometrical analysis bole derivation branch derivation
2016/2/29
This project has two main purposes; the first is to perform deciduous-coniferous classification for 65 trees by using the leaf-on single
flight LiDAR data. It was done by looking at the geometrical ...
DECIDUOUS-CONIFEROUS TREE CLASSIFICATION USING DIFFERENCE BETWEEN FIRST AND LAST PULSE LASER SIGNATURES
Leaf-off First-last pulse Species identification Airborne laser scanners
2015/11/10
In this paper, a deciduous-coniferous tree classification mechanism is proposed, tested and analyzed using solely laser scanner data.The data were acquired under leaf-off conditions by Toposys II syst...
ASSESSMENT OF SUB-CANOPY STRUCTURE IN A COMPLEX CONIFEROUS FOREST
LiDAR understorey vegetation vegetation cover
2015/11/10
LiDAR technology emits narrow beams of laser light that are able to exploit gaps in the forest canopy and detect sub-canopy surfaces. In this study, we explore the potential of airborne LiDAR to quant...
ANGULAR UNMIXING OF PHOTOSYNTHETIC AND NON-PHOTOSYNTHETIC VEGETATION WITHIN A CONIFEROUS FOREST USING CHRIS-PROBA
Non-Photosynthetic Vegetation spectral unmixing FLIGHT
2015/9/8
Estimating forest variables, such as photosynthetic light use efficiency, from satellite reflectance data requires understanding the
contribution of photosynthetic vegetation (PV) and nonphotosynthet...
RETRIEVAL OF CONIFEROUS CANOPY CHLOROPHYLL CONTENT FROM HIGH SPATIAL RESOLUTION HYPERSPECTRAL DATA
Remote Sensing Hyperspectral High Resolution
2015/9/8
The discrete Anisotropic Radiative Transfer (DART) model, coupled with an adjusted version of the PROSPECT model, was used to
retrieve total chlorophyll content (Cab) of a complex Norway spruce (Pice...
Analysis of standing timber sales based on overall coniferous/broadleaved tree species ratio
open tender invited competition SQL
2015/5/18
The first competitive open tender called “Standing timber sale” was executed in 2010. The aim of the
paper was to conduct complete collection of data from online tender catalogues and to analyze the...
Analysis of coniferous species to identify and distinguish juvenile and mature wood
differentiation methods k-means algorithm forest management
2015/5/5
We conducted to describe methods used to differentiate the zones of juvenile and mature wood in
stems of coniferous species and to present the importance of good identification of the shares of both...
Density of juvenile and mature wood of selected coniferous species
density juvenile wood larch mature wood Norway spruce Scots pine
2015/3/27
The objective of research was to determine the density of juvenile (JW) and mature wood (MW) of selected coniferous species growing in the Czech Republic. The research included the wood of Norway spru...
Variation of conducting area in stems of European larch (Larix deciduas) growing in fresh mixed coniferous forest and fresh mixed forest sites
conducting area European larch mean ring conducting area relative conducting area social class of tree position
2015/3/20
The paper presents an attempt to determine conducting area (CA), relative conducting area (CA.k–1) and mean ring conducting area (CAar) on discs cut at breast height from stems of larch trees growing ...