黑河流域1:100万草场分布数据集
收藏甘肃省科学数据总中心2023-11-14 更新2025-02-21 收录
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分类原则:天然草场类型的形成、发展和演变,受生态环境和人类的经济活动(包括放牧、 开垦、樵柴等)所制约,因此,草场分类中必须考虑自然条件和社会经济两个方面。具体原则 参照土地里类型划分的综合性因素、 主导性因素和生产应用相结合的三原则进行分类。主要属性信息说明:草场类(MAINTYPE):一级分类草场亚类(TYP...
Classification Principles: The formation, development and evolution of natural grassland types are constrained by ecological environments and human economic activities, including grazing, reclamation, firewood collection, etc. Therefore, both natural conditions and socio-economic aspects must be taken into consideration in grassland classification. The specific classification principles shall refer to the three principles of combining comprehensive factors, dominant factors and production application in land type classification.
Main Attribute Information Description: Grassland Class (MAINTYPE): Primary Classification; Grassland Subclass (TYP...
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甘肃省生态科学数据中心
创建时间:
2023-11-14



