21.Data of land use types in Zhangye National Wetland Park (2012)

       POLES TPDC HEIHE

    22.Land use / land cover data set for the upper reaches of the Heihe River Basin (2011)

       POLES TPDC HEIHE

    23.Landuse/landcover dataset in the middle reaches of the Heihe River Basin (2011)

       POLES TPDC HEIHE

    24.The landuse map of Tianshui at 1:500,000 scale (1978)

       POLES TPDC

    25.The presert state map of land use over Yinchuan (1:500,000)

       POLES TPDC

    26.The landuse map of Dunhuang at 1:500,000 scale

       POLES TPDC

    27.1:100,000 landuse dataset of Sichuan province (2000)

       POLES TPDC

    28.1:100,000 land use dataset of Sichuan province (1995)

       POLES TPDC

    29.1:100,000 landuse dataset of Qinghai province (1980s)

       POLES TPDC

    30.1:100,000 land use dataset of Ningxia province (1980s)

       POLES TPDC

    31.1:100,000 landuse dataset of Shaanxi province (1980s)

       POLES TPDC

    32.1:100,000 land use dataset of Tibet Autonomous Region (1980s)

       POLES TPDC

    33.1:100,000 land use dataset of Inner Mongolia Autonomous Region (1980s)

       POLES TPDC

    34.1:100,000 landuse dataset of Xinjiang Uygur Autonomous Region (1995)

       POLES TPDC

    35.1:100,000 land use dataset of Ningxia province (1995)

       POLES TPDC

    36.1:100,000 landuse dataset of Qinghai province (1995)

       POLES TPDC

    37.1:100,000 land use dataset of Inner Mongolia Autonomous Region (1995)

       POLES TPDC

    38.1:100,000 land use dataset of Tibet Autonomous Region (1995)

       POLES TPDC

    39.1:100000 landuse dataset of Shaanxi province (1995)

       POLES TPDC

    40.1:100000 landuse dataset of Shaanxi province (2000)

       POLES TPDC