中国1:400万植被图

本图的性质基本上市属于现状植被图，包括自然植被和农业植被两部分，自然植被的图例是按照七个植被群系纲组排列的，他们主要是根据植物群落的外貌并结合一定的生态特征而划分的。农业植被群落的概念，同自然植物群落一样，也具有一定的生活型（外貌、结构、层片),种类组成和一定的生态地段。 1990年,中国科...

This map is essentially a current vegetation map, comprising two parts: natural vegetation and agricultural vegetation. The legend for natural vegetation is arranged in accordance with seven vegetation formation class groups, which are primarily classified based on the physiognomy of plant communities combined with certain ecological characteristics. Similar to natural plant communities, agricultural vegetation communities also possess specific life forms (including physiognomy, structure, and synusia), species composition, and definite ecological sites. In 1990, the Chinese scientific...

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背景与挑战

背景概述

中国1:400万植被图是一个包含自然植被和农业植被的现状植被图，采用等积圆锥投影，数据格式为矢量，空间分辨率为1:400万，适用于GIS软件转换和其他投影。数据集包括矢量文件、编码说明、属性数据表等，适用于植被分布研究和生态分析。