搜索结果: 1-6 共查到“林业基础学科 GIS”相关记录6条 . 查询时间(0.317 秒)
基于GIS的大理州漾濞泡核桃适宜性分布评价
漾濞泡核桃 层次分析法 判断矩阵 权重叠加
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2019/9/20
根据漾濞泡核桃生长结实的特性, 利用德尔菲法分别从气候、 土壤、 地形3个因素中选出9个因子构建 适宜性评价体系, 并对9个因子构建判断矩阵, 使用层次分析法计算9个因子的权重, 再采用权重叠加分析法 结合ArcGIS软件制出大理州适宜性分布图, 据此对大理州漾濞泡核桃的适宜性分布做出评价。 结果表明, 漾濞 泡核桃最适宜区所占评价总区域的19郾04%, 适宜区占评价总区域的47郾75%, 不适宜...
PROTECTION FOREST REVISION AND MANAGEMENT USING GIS AND DIGITAL SURVEYING TECHNIQUES
Forestry GIS Surveying Revision Management Orthoimage Digital Web based
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2015/7/29
The protection forest system for Taipei City, the capital of Taiwan, was established in 1907. The social and natural environment had
changed drastically in the past few decades, however, the maps an...
GIS APPROACH TO LANDSCAPE EVALUATION BASED ON SMALL WATERSHED UNITS
GIS Ecosystem Landscape Land Use Vegetation
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2015/7/29
This research was implemented in Miyagi Prefecture, northeastern Japan. In recent years, the rich biodiversity of this prefecture has
been decreasing rapidly due to loss of forest and traditional co...
Deforestation modelling using logistic regression and GIS
manmade areas physiographic factors
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2015/5/18
A methodology has been used by means of which modellers and planners can quantify the certainty in
predicting the location of deforestation. Geographic information system and logistic regression ana...
Proposal of using GIS for multi-criteria evaluation of environmentally friendly use of skidding technologies in forestry
digital terrain model technological typification
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2015/5/5
The aim of the study was to propose and verify a model which, based on multi-criteria evaluation of
selected input data, determines the category in terms of the environmentally friendly use of indiv...
Amount and availability of forest biomass as an energy resource in a mountainous region in Japan: a GIS-based analysis
forest biomass case study mountainous region GIS harvesting and transporting cost Japan
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2009/2/7
Feasibility of energy utilization of forest biomass in a mountainous region in Japan has been discussed with the aid of a geographic information system (GIS). In this study, logging residues, thinne...