This data set is the observation data set of underlying surface of Qiaogou watershed in the first sub region of Loess Hilly and gully region from 2014 to 2018. Based on the 2014 GF-1 satellite remote sensing images, the remote sensing images are interpreted by ArcGIS software, and the attributes and boundaries of the interpreted patches are verified and corrected one by one with the help of field investigation. This data set includes two documents: land use status table and thematic map of Qiaogou watershed.
|collect time||2014/01/01 - 2018/12/31|
|data size||7.7 MB|
|Data time resolution||second|
Field investigation, image interpretation
Based on the fusion remote sensing image with spatial resolution of 2m, combined with the remote sensing image interpretation marks established by field investigation, the land use types such as dam land and terrace in the basin are extracted by manual visual interpretation using ArcGIS software platform.
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