1990年黑龙江流域（跨中、蒙、俄）30m分辨率耕地空间分布地图
发布时间 ：2025-12-21 11:52:43 UTC
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This data includes a dynamic dataset of cultivated land distribution with a resolution of 30 meters in the Heilongjiang River Basin (spanning China, Mongolia, and Russia) in 1990, reflecting the distribution of cultivated land in the Heilongjiang River Basin and providing data support for land protection, soil restoration, land planning, and other aspects. Data source（ http://www.geodata.cn/data/datadetails.html?dataguid=140218310437680 ）