甘肃天水吕二沟流域1:1万土地利用图（2004年）

数据集为甘肃天水吕二沟流域1:1万土地利用图，时间为2004年，数据来源于国家重点基础研究项目“中国主要水蚀区土壤侵蚀过程与调控研究”， 数据由北京林业大学牛健植提供。将该流域土地利用分为灌木林、荒草地、梯田、坡耕地、农村居民用地等10个类型。数据格式为shp格式。投影方式为Krasovsky_1940_albers,数据量为1MB。

This dataset is a 1:10,000-scale land use map of the Lü'ergou Watershed in Tianshui, Gansu Province, with a data acquisition year of 2004. The data originates from the National Key Basic Research Program titled "Soil Erosion Processes and Regulation Research in Major Water Erosion Areas of China", and was provided by Niu Jianzhi from Beijing Forestry University. Ten land use types are classified for this watershed, including shrubland, barren grassland, terraced fields, sloping farmland, rural residential land, and other categories. The data is stored in SHP format, using the Krasovsky_1940_Albers projection, and has a total size of 1 MB.