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Variations in Soil Respiration at Different Soil Depths and Its Influencing Factors in Forest Ecosystems in the Mountainous Area of North China
soil respiration soil depth soil temperature soil water content litter removal root cutting
2024/2/27
An in-depth understanding of the dominant factors controlling soil respiration is important to accurately estimate carbon cycling in forest ecosystems. However, information on variations in soil respi...
VERTICAL ACCURACY EVALUATION OF ASTER GDEM2 OVER A MOUNTAINOUS AREA BASED ON UAV PHOTOGRAMMETRY
Global Digital Elevation Model ASTER GDEM2 UAV Photogrammetry Accuracy Evaluation Geodesy
2018/6/4
Global digital elevation models (GDEM) provide elementary information on heights of the Earth’s surface and objects on the ground. GDEMs have become an important data source for a range of application...
APPLICATION OF TIME SERIES INSAR TECHNIQUE FOR DEFORMATION MONITORING OF LARGE-SCALE LANDSLIDES IN MOUNTAINOUS AREAS OF WESTERN CHINA
Large-scale Landslide Western China InSAR Small Baseline InSAR Time Series Deformation Monitoring
2016/7/4
Western China is very susceptible to landslide hazards. As a result, landslide detection and early warning are of great importance. This work employs the SBAS (Small Baseline Subset) InSAR Technique f...
Registration of Unrectified Optical and SAR imagery over Mountainous Areas through Automatic Free-form Features Global Matching
Automation Matching Registration Algorithms SAR Optical TerraSAR-X
2016/1/25
An algorithm, for automatic global matching of heterogeneous free-form features (natural features) between the 3dimensional
object space and the 2dimensional image space, taking into account the non-...
Potential of Manual and Automatic Feature Extraction from High Resolution Space Images in Mountainous Urban Areas
Topographic Mapping High Resolution Space Image Information Content Mountainous Urban Area IKONOS QuickBird OrbView-3
2016/1/25
Recent developments of optical space sensors enable us to use high resolution space images for topographic mapping. Geometric and
radiometric resolution are the major factors for identification of o...
DERIVING LAND USE AND CANOPY COVER FACTOR FROM REMOTE SENSING AND FIELD DATA IN INACCESSIBLE MOUNTAINOUS TERRAIN FOR USE IN SOIL EROSION MODELLING
Illumination variations correction of topography induced constrains Canopy cover factor estimation NDVI
2016/1/3
Soil erosion is one of the severe land degradation problems in many parts of the world. It not only affects on decreasing agricultural productivity but also it causes disasters such as siltation of re...
LAND RESOURCE MAPPING USING MULTI-SOURCE DATA FOR MOUNTAINOUS AND FORESTRY AREAS
Remote Sensing Land Cover Mapping Classification Satellite Production Segmentation Generalization
2016/1/3
In Norway the land area consists of approximately 44 percent mountain and 38 percent forest. Land resource and land use inventories of Norway's extensive rangeland and wilderness areas are important f...
DSM Generation with High Resolution Space Imagery over Mountainous Forest Area
Databases Modelling DEM/DTM Satellite Digital
2015/11/23
For an extension of the water catchments areas for the Greater Istanbul Municipality investigations in a mountainous forest area in Turkey, at the Bulgarian border, named Istiranca, have been made. In...
ASSESSMENT OF LIDAR-DERIVED TREE HEIGHTS ESTIMATED FROM DIFFERENT FLIGHT ALTITUDE DATA IN MOUNTAINOUS FORESTS WITH POOR LASER PENETRATION RATES
Forestry Remote Sensing LIDAR Laser scanning DEM/DTM
2015/11/10
In this study, the effects of different flight altitudes on tree height estimates with a small-footprint scanning lidar were investigated and assessed in mountainous forests with poor laser penetratio...
The effect of stratified topographic correction on land cover classification in tropical mountainous regions
Forestry Land Cover Classification
2015/8/20
Topographic correction is an important data preprocessing step when land cover classification and quantitative analysis of
multispectral data are carried out in mountainous regions. Solar illuminatio...
Erosion Predictions by Empirical Models in a Mountainous Watershed in Nepal
Erosion Predictions Empirical Models Mountainous Watershed Nepal
2015/8/14
Soil erosion is a crucial problem in Nepal where more than 80% of the land area is mountainous. In this study, two commonly used empirical soil erosion models, Revised Universal Soil Loss Equation (RU...
Fattening heifers on continuous pasture in mountainous regions–implications for productivity and meat quality
beef cattle Alpine pasture daily gain product quality fatty acid
2015/6/24
Economical and ecological issues as well as consumer demand for sustainably produced agricultural food rise the trends to fatten beef cattle on pasture during the grazing season. However, particularly...
QUANTIFICATION OF THE TERRESTRIAL PHYTOMASS AND CARBON IN THE MOUNTAINOUS FOREST ECOSYSTEM USING REMOTE SENSING AND IN-SITU OBSERVATIONS
Phytomass carbon sampling modelling
2015/5/6
The aim of this research was to develop an understanding of how mountainous forests function in relation to forest phytomass and carbon accumulation in the terrestrial vegetation pools which will hel...
Economics of a hydraulic hammer for forest road construction in a mountainous area
hydraulic hammer rock disintegration cut slope productivity costs
2015/3/27
This research deals with productivity and cost of rock disintegration and side casting of materials with the use of a hydraulic hammer mounted on a PC 220 Komatsu crawler excavator, which is used on r...
Changes in Austrian pine forest floor properties in relation with altitude in mountainous areas
altitude Pinus nigra forest floor decomposition organic matter humus
2015/3/12
Altitudinal studies has become of interest to ecologists concentrated on functional alterations aiming to clarify the effects of limiting factors. Nutrient element release from forest floor (FF) decom...