iver network dataset of the Heihe River Basin (2009)
iver network dataset of the Heihe River Basin (2009)

Data overview: This set of data mainly includes perennial River, seasonal river, river trunk, surface main channel, surface branch channel and other water system conditions in the Heihe River Basin. The data base year is 2009.

Data preparation process: obtained from 1:100000 topographic map and 2009 TM remote sensing image digitization.

Data content description: the data mainly has three important attributes, namely, grade, GB and name. The river classification is based on the Strahler classification method, and the final level of the main stream reaches seven levels.

River coding is based on the national basic geographic information element dictionary. The standard of basic geographic information element data dictionary is adopted.

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. SHP format storage, can be read by ArcGIS

Data Citations
Cite as:

National Basic Geographic Information Center. (2013). < b>iver network dataset of the Heihe River Basin (2009)</b>2013. (Download the reference: RIS | Bibtex )

Using this data, the data citation is required to be referenced and the related literatures are suggested to be cited.

References literature

1.Li Xin, Cheng Guodong, Wu Lizong. Digital Heihe River Basin. 1 : An Information Infrastructure for the Watershed Science. Advances in Earth Science, 2010, 25(3): 297-305. (View Details )

2.LI Xin, WU Lizong, MA Mingguo, GE Yingchun, RAN Youhua, WANG Liangxu, NAN Zhuotong ( Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzhou 730000, China) (View Details )

3.Li, X., Nan, Z.T., Cheng, G.D., Ding, Y.J., Wu, L.Z., Wang, L.X., Wang, J., Ran, Y.H., Li, H.X., Pan, X.D., & Zhu, Z.M. (2011). Toward an improved data stewardship and service for environmental and ecological science data in west China. International Journal of Digital Earth, 4(4): 347-359. DOI: 10.1080/17538947.2011.558123. (View Details |Download)

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  • Format: shp
  • File size: 33.48 MB
  • Browse count:13186
  • Temporal coverage:2018-11-29 To 2018-11-29
  • Access: Offline
  • Updated time:2021-04-19

Resource Provider: National Basic Geographic Information Center