搜索结果: 1-15 共查到“农学 INVENTORY”相关记录19条 . 查询时间(0.059 秒)
Modelling above-ground biomass stock over Norway using national forest inventory data with ArcticDEM and Sentinel-2 data
Space-borne imagery Stereogrammetry Boreal forest structure Biomass mapping Open data
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2024/1/22
Boreal forests constitute a large portion of the global forest area, yet they are undersampled through field surveys, and only a few remotely sensed data sources provide structural information wall-to...
Estimating Mangrove Tree Biomass and Carbon Content: A Comparison of Forest Inventory Techniques and Drone Imagery
blue carbon allometry unmanned aerial vehicle photogrammetry coastal wetlands
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2024/1/22
Mangroves provide many ecosystem services including a considerable capacity to sequester and store large amounts of carbon, both in the sediment and in the above-ground biomass. Assessment of mangrove...
Voxel-Based Automatic Tree Detection and Parameter Retrieval from Terrestrial Laser Scans for Plot-Wise Forest Inventory
remote sensing forest inventory terrestrial laser scanning point cloud processing automatic tree extraction stem curve tree height TLS benchmarking
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2023/12/6
This paper presents a fully automatic method addressing tree mapping and parameter extraction (tree position, stem diameter at breast height, stem curve, and tree height) from terrestrial laser scans ...
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
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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...
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
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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...
Production of Douglas-Fir in the Czech Republic based on national forest inventory data
Douglas-fir introduced species time series age structure production
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2015/4/24
This article summarizes basic estimates of productivity and trend analysis of one of the principal introduced forest tree species in the Czech Republic, i.e. Douglas-fir (Pseudotsuga menziesii [Mirbel...
Inventory of rodent damage to forests
bank vole field vole bark damage forest protection
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2015/3/27
Conversion of coniferous monocultures to more stable mixed stands is one of the crucial tasks of present forestry in the Czech Republic. One of the factors hampering this process is the activity of sm...
Regeneration and game damage in the Kru歯?hory Mts. assessed on the basis of National Forest Inventory of the Czech Republic
National Forest Inventory game damage Kru歯 ?hory Mts.
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2015/3/16
In 2001?004 National Forest Inventory was realized in the Czech Republic. A great number of variables was measured giving rise to an extensive information database that can be used to assess the state...
Some methodological aspects of the National Forest Inventory and Monitoring in Slovakia
tree heights tree volume deadwood volume biometrical models Slovak forestry
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2015/3/12
The work presents the conceptual information about the National Forest Inventory and Monitoring in Slovakia. It introduces some methodological approaches to the field data collection (determination of...
Inventory of dead wood in the Kněhyně-Čertův mlyn National Nature Reserve, the Moravian-Silesian Beskids
dead wood inventory Field Map system the Moravian-Silesian Beskids the Kněhyně-Č ertů v mlyn National Nature Reserve
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2015/2/2
In four permanent experimental plots, dead wood was inventory under conditions of mountain forest ecosystems of the Kněhyně-Čertův mlyn National Nature Reserve, the Moravian-Silesian Beskids...
Data Build-up for the Construction of Korean Specific Greenhouse Gas Emission Inventory in Livestock Categories
Greenhouse Gases Livestock Manure Methane Nitrous Oxide
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2016/5/16
Many studies on methane (CH4) and nitrous oxide (N2O) emissions from livestock industries have revealed that livestock production directly contributes to greenhouse gas (GHG) emissions through enteric...
Review and Progress of China’s Forest Continuous Inventory System
Review China’s Forest Inventory System Forest Continuous Inventory System China Forest Resource
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2013/3/4
China was one of the earliest countries to set up a system to continuously inventory natural forest resources. From the beginning of the 1970s until today, seven forest resource inventories have been ...
INVENTORY TECHNIQUES AND ASSESSMENT OF RATTAN AND BAMBOO IN TROPICAL FORESTS
INVENTORY TECHNIQUES ASSESSMENT RATTAN AND BAMBOO IN TROPICAL FORESTS
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2014/4/30
Despite the steadily increasing demand for bamboo and rattan, not enough attention has been paid to them in the national forest inventories carried out in Asia, resulting in a serious lack of informat...
Carbon Stock Assessment at a Regional Level, on Pure and Mixed Stands, Based on Inventory Data: A Case Study
Biomass BCEF Greenhouse Inventory Carbon Monitoring
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2013/3/4
Following Kyoto protocol considerable research efforts have been made on carbon sequestration assessment of forest stands. The aim of the present study was to test the adequacy of two documented metho...
Comparison between the Past and Present Systems Used for National Forest Inventory in Japan
forest resource database Shinrinbo forest inventory nation-wide forest inventory
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2009/8/24
The forest resource database, called Shinrinbo, provides complete statistics about Japanese forests and forest resources. In 1999, a collaboration between the Japanese Forest Agency and the forest dep...