forest investigation

用法例句

Compatible biomass estimation models of natural forests in Changbai Mountains based on forest inventory;

基于森林调查数据的长白山天然林森林生物量相容性模型

Taking Wangqin forestry area as a case,by means of the compatible biomass estimation models of natural forests of Changbai Mountain and the 4th national forest inventory(1997) data,the estimation of forest biomass and its components for the forest communities of needle-leaved forest,broad-leaved forest and mixed forest were carried out in this paper.

利用中国第四次(1997年)二类森林调查数据,借助长白山天然林森林生物量相容性模型,以汪清天然林区为例,对阔叶林、针叶林及针阔混交林等不同森林群落进行森林生物量及其分量的估测,研究区森林生物量密度及碳密度估测值分别为110。

The necessity of applying portable range finder in forest survey operations is discussed in this paper.

论述了便携式激光测距仪在森林调查作业中的应用、研究的必要性 ,并对国内外现状和发展趋势、市场前景及效益进行了分析预测。

It is accurate and has high efficience to apply global position system(GPS)in forest surveying.

在森林调查中应用卫星定位既准确、效率又高 ,介绍了它在伐区踏查、伐区调查及在检查验收工作中的应用。

Remote sensing has demonstrated its strength in many aspects of forest investigation.

首先论述了高光谱遥感在获取森林调查数据方面的优势;随后总结了国内外关于高光谱技术在树种识别、龄级分类、郁闭度调查及森林健康监测等方面的应用,并同时列举出高光谱遥感应用于林业上的主要处理技术;最后对高光谱遥感在我国林业上的应用现状进行了分析与展望。

The transfer technique of aerial photos based on the computer in forestry investigation and drawing imaging;

基于计算机的森林调查调绘航片转绘技术研究

simulated inventory data updating

模拟调查数据更新 -森林

Investigation Of Rat Disease Rules In The Forest Of Tangwanghe Forestry Bureau

汤旺河林业局森林鼠害发生规律调查

Large-scale Forest Damage Survey in Europe

欧洲大规摸森林损害调查

Forestry Inventory Data Processing System

森林资源调查数据处理系统

The Research of Spot5 Application in Forest Inventory;

SPOT5在森林资源调查中的应用研究

Application of 3S technology in inventory survey of forest

3S集成技术在森林资源调查中的应用

Construction of an Integrated Forest Inventory and Monitoring System in China

森林资源调查监测综合体系现状分析

Progress in Sampling Technology and Methodology in Forest Inventory

森林资源抽样调查技术方法研究进展

The Investigation of Garden Plants Species in Baoji City and the Research on Construction of Forest City;

宝鸡市园林树种调查及构建森林城市的研究

Investigate on Entomopathogenic Fungi in Forest Soil of Jilin;

吉林市森林土壤中的昆虫病原真菌调查

Investigation and Thinking about the Forest Management Condition of Yichuforest District

关于伊春林区森林经营情况的调查与思考

Discussion on Inventory and Management of Forest Resources in Non-Forest Land

非林地森林资源的调查统计与管理问题探讨

The Survey on Forest Diseases in the Daxing'anling of Heilongjiang Province

黑龙江省大兴安岭林区森林病害的初步调查

An Investigation on the Distribution of Snow Cover in the Burned Forest Region of Amue of Da Hinggan Ling

大兴安岭阿木尔森林火灾区积雪分布特征调查

Forest Vegetation s Investigation by Remote Sensing Technique and the Capacities Sustainable Assessment in Qinghai Province;

青海省森林植被的遥感调查与可持续评价

An Application Study of TM Image in Forest Management Investigation;

TM影像在森林资源二类调查中的应用研究

Study on Multi-thematic Data Collection System of Forest Resource Inventory;

多专题森林资源调查数据采集系统研究