其中,抽样方案设计是影响森林资源调查数据质量的关键因素。
Among them, sampling scheme design is the key factor of effecting CFI data quality.
基于大量森林资源调查数据,对黑龙江省森林资源利用特点及其存在的问题进行了全面系统的分析。
Based on a lot of forest resource survey data, the utilizing characteristics and existing problems of forest resource in Heilongjiang areas are studied.
遥感分类是森林资源调查和监测不可缺少的内容,分类的精度直接影响遥感数据的应用水平和实用价值。
Remote sensing classification is one of indispensable parts of forest resource survey and supervision. The classification accuracy directly influences the applicable level and practical value.
注:2003年林木资源数据为森林资源二类调查数。
Note:Data of forest resources 2003 are from Class II survey.
传统的林业工作主要是靠人工实地调查与监控,并且取得的森林资源数据主要是以表格或文档的形式储存。
Traditional forest resources work is mainly depend on the investigation and monitoring in the field by workers. And obtained forest resource data mainly are stored in the form of tables or document.
SPOT5卫星数据应用是当前森林资源遥感调查的热点。
The application of SPOT5 satellite data to current remote sensing inventory of forest resources is a focal topic at present.
森林资源二类调查数据的录入和整理是一项繁琐而又费时的工作,数据的完整性、准确性等影响到数据库的质量。
Work about data input and processing of forest management investigation is tedious and lengthy, and quality of database is affected by the accuracy and integrity of data.
野外调查和数据处理的计算机化。根据上述分析,建议在我国采用以遥感和GIS为基础的兼有森林环境监测功能的国家森林资源调查体系。
A modified inventory system of national forest resources combined with a monitoring survey based on GIS and remote sensing is recommended for China.
野外调查和数据处理的计算机化。根据上述分析,建议在我国采用以遥感和GIS为基础的兼有森林环境监测功能的国家森林资源调查体系。
A modified inventory system of national forest resources combined with a monitoring survey based on GIS and remote sensing is recommended for China.
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