土地资源图
- 网络land resource map
![土地资源图](../cache/1197161.jpg)
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吉林省1:50万土地资源图的编制研究
The compilation and drawing of the land resource map on the scale of 1:500000 of Jilin Province
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云南省热区农业气候、土地资源图的编制
Compilation of the agricultural climate - land resource map of the torrid region in Yunnan Province
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编制中小比例尺土地资源图的理论与实践
Theories and practices of the compiling of small scale maps of land resources
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编制土地资源图的几点体会
Experiences in Compilation of the Map of Land Resources
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土地资源图是土地资源综合评价的图形记录。
The land resources map is a graphic record of a comprehensive appraisal of land resources .
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根据广州市航空遥感综合调查计划,通过黑白航片(1∶15000)和彩色红外象片(1∶22000)的判读,编制了两幅广州土地资源图(1∶25000及1∶50000)。
According to the plan of the aerial remote sensing for comprehensive survey of Guangzhou city , two maps of land resouces ( 1:25000 and 1:50000 ) have been compiled through interpretation of black and white ( 1:15000 ) and color infrared aerial photographic imagery and analysis of the land-types .
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在Arc;Info的支持下,将山地灾害图形数据库和土地资源类型图进行空间叠置分祈,得到各土地资源类型的灾害密度和灾发率。
Under the support of Arc / Info , by overlaping the mountain disasters on the land resource type , the density of disasters and ratio of disaster occurrence are gained .
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土地资源系列图研究
Research on a series of maps of land resources
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以空间本底数据库为基础,采用矢量叠加对比分析的方法,得到土地资源动态变化系列图,包括土地利用、土地类型、土壤有机质等动态变化图。
Take the spatial basic database as basic work , by the means of vector piles to get the land resource dynamic movement system maps , included land use status , land types and soil organic substance dynamic movement map .
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流域数据建库时以土地资源单元作为流域数据集成的地理单元,将土地资源单元图与各个评价因子的单要素图层分别进行叠置分析,通过对各生成图层的属性文件进行操作来获取属性数据。
When database was built , taking land resource unit as geographical unit for watershed data integration , we analyzed in piles land resource unit map and single element map layer of every evaluation factor , acquired attribute data through manipulation on attribution file of produced map layer .