Map of developmental degree of desertification in DAQIN TALA - National Cryosphere Desert Data Center

English name

Map of developmental degree of desertification in DAQIN TALA

CSTR

CSTR:11738.11.ncdc.Westdc.2020.413

DOI

10.12072/ncdc.westdc.db3826.2023

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Category

Desert

Contributors

Wang jianhua

Datasets description

1、 The data is digitized from the map of development degree of desertification in daqintera (1974). The specific information of the map is as follows:

Editor in chief: Zhu Zhenda, Qiu Xingmin

Editor: Wang Yimou

Drawn by: Feng Yusun, Yao Fafen, Wu Wei, Wang Jianhua, Wang Zhoulong

Cartographer: prepared by Desert Research Office of Chinese Academy of Sciences

Publishing House: Xi'an map publishing house, unified Book No.: 12461.26

Scale: 1:100000

2、 Data is stored in ESRI ShapeFile format, including the following layers:

Desertification development degree map (1974): desertification1974.dbf, desertification1974.shp, desertification1974.shx, desertification1974.prj

Double river: River double.dbf, River double.shp, River double.shx, River double.prj

Single river: River ﹣ single.dbf, river ﹣ single.shp, river ﹣ single.shx, river ﹣ single.prj

Roads: road.dbf, road.shp, road.shx, road.prj

Lakes: lake.dbf, lake.shp, lake.shx, lake.prj

Street: stree.dbf, stree.shp, stree.shx, stree.prj

Railway: railway.dbf, railway.shp, railway.shx, railway.prj

Forest belt: tree ﹣ networks.dbf, tree ﹣ networks.shp, tree ﹣ networks.shx, tree ﹣ networks.prj

Residential areas: residential.dbf, residential.shp, residential.shx, residential.prj

Figure Outline: map ﹣ margin.dbf, map ﹣ margin.shp, map ﹣ margin.shx, map ﹣ margin.prj

1. Attribute fields and coding attributes of desertification development degree map: (1) desertification degree (type): semi shifting sand land, shapes of sand, grassland, woodland, w'density and farmland

(2) Sand forms: barchan dunes, flat sand land, undeveloped sand land, and cultivated dunes

(3) Grassland: Grassland

(4) Woodland: shrub

(5) W'density: sparse woodlot

(6) Farmland: dry farming and abandoned farmland, irrigated fields

2. Projection information:

Angular Unit: Degree (0.017453292519943295)

Prime Meridian: Greenwich (0.000000000000000000)

Datum: D_Beijing_1954

Spheroid: Krasovsky_1940

Semimajor Axis: 6378245.000000000000000000

Semiminor Axis: 6356863.018773047300000000

Inverse Flattening: 298.300000000000010000

Base information

collect time	1974/01/01 -
collect place	Daqin Tara, Inner Mongolia
data size	4.7 MiB
data format	Vector
Data spatial resolution (/ M)	1000.0m
Coordinate system	WGS84
Projection	+proj=longlat +ellps=krass +towgs84=15.8,-154.4,-82.3,0,0,0,0 +no_defs

Data source description

The development degree of desertification in daqintera (1974)

Data processing method

Image vectorization

Data quality description

Data set quality control through strict manual audit

Citations and annotations

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In order to respect intellectual property rights, protect the rights and interests of data authors, expand the services of data centers, and evaluate the application potential of data, data users are invited to use the data

For the achievements published in English, please refer to the following specifications： The dataset is provided by National Cryosphere Desert Data Center. (https://www.ncdc.ac.cn).

Data reference

Wang jianhua. Map of developmental degree of desertification in DAQIN TALA. National Cryosphere Desert Data Center(http://www.ncdc.ac.cn), 2020. https://cstr.cn/CSTR:11738.11.ncdc.Westdc.2020.413.
Wang jianhua. Map of developmental degree of desertification in DAQIN TALA. National Cryosphere Desert Data Center(http://www.ncdc.ac.cn), 2020. https://www.doi.org/10.12072/ncdc.westdc.db3826.2023.

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license agreement

This work is licensed under CC BY 4.0 (Creative Commons Attribution 4.0 International License).

Relevant data
File list

#	Dataset title
1	Map of developmental degree of desertification in DAQIN TALA
2	1:50,000 Desertification Development Level Map of Daqinggou Area in the Horqin Grassland (1981)
3	1:50,000 Desertification Development Level Map of Daqinggou Area in the Horqin Grassland (1975)
4	1:50,000 Desertification Development Level Map of the Daqinggou Area of the Horqin Grassland (1958)
5	Nayman Banner 1:150,000 Desertification Type and Land Zoning Map (1984)
6	The Map of Desert Distribution in 1:2,000,000 in China
7	Desertification type map of Naiman Banner, Kuyu Banner and Kezuohou Banner (1983)
8	1:100000 desert (sand) distribution data set in China
9	1:100000 desert data set in Naiman Banner, Inner Mongolia (2000-2010)
10	Explanations of Data on Desertification, Rocky Desertification, Soil and Water Loss, and Salinization in the Yellow River Basin

#	title	file size
1	1：10万大沁他拉沙漠化发展程度图（1974）.rar	3.5 MiB
2	大沁他拉1_10万沙漠化发展程度图(1974年)-文档.rar	1.2 MiB

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east 126.17

west 97.15

south 37.20

north 53.87

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Contact information

data contributors:: Wang jianhua
metadata author:: WU Lizong
data manager:: Wang jianhua

Platform Service information

contacts:: Li Hongxing
phone:: 0931-4967592
mailbox:: ncdc@lzb.ac.cn