土地资源图

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

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

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

编制土地资源图的几点体会

Experiences in Compilation of the Map of Land Resources

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 .

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 .

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 .

土地资源系列图研究

Research on a series of maps of land resources

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 .

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 .