The data is digitized from “the current map of land use in Yinchuan”, which is a national key scientific and technological project during the Seventh Five Year Plan period: "Three North" Protection forest remote sensing comprehensive survey, one of the series of maps of Gansu, Qinghai and Ningxia type areas. The information is as follows:
Desertification type map(desert),Yinchuan land use map(landuse),railway(railway),areal residential area(resident_poly),point residential area(resindential),river(River),road(Road) and areal water area(Water_poly)
3. Data Fields and Properties
Type number Land resource class (land_type) Desert form class (shape)
11 Paddy
111 Paddy field
12 Irrigated fields
131 Plain non-irrigated field
132 Valley-non-irrigate field
133 Slope non-irrigated field
134 Terrace non-irrigat fields
14 Vegetable plot
15 Abandoned farmland
21 Orchard
31 Woodland with Forest Land
collect place | Yinchuan |
---|---|
data size | 24.9 MiB |
data format | Vector |
Coordinate system | WGS84 |
Projection | +proj=longlat +ellps=krass +towgs84=15.8,-154.4,-82.3,0,0,0,0 +no_defs |
The data is digitized from the current map of land use in Yinchuan, which is one of the series of maps of Gansu, Qinghai and Ningxia type areas in the "Three North" Protection forest remote sensing comprehensive survey, a national key scientific and technological research project during the Seventh Five Year Plan
Digital Vectorization
The quality of data set is controlled by strict manual audit
# | title | file size |
---|---|---|
1 | 1:50万银川土地利用现状图.rar | 24.4 MiB |
2 | 银川1_50万土地利用现状图-文档.rar | 564.4 KiB |
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