四川省阿坝藏族羌族自治州九寨沟县2010年土地利用图

该数据为四川省阿坝藏族羌族自治州九寨沟县2010年土地利用类型空间分布数据。数据为矢量数据，包括土地代码、土地类型等属性字段。土地类型按二级类型分为水田、旱地、有林地、灌木林、疏林地、其他林地、高覆盖度草地、中覆盖度草地、低覆盖度草地、河渠、湖泊、水库坑塘、永久性冰川雪地、滩涂、滩地、城镇用地、农村居民点、其他建设用地、沙地、戈壁、盐碱地、沼泽地、裸土地、裸岩石砾地、其他，其中耕地根据地貌分为山地、丘陵、平原、大于25度坡地的水田和旱地。数据比例尺为1：10万。

This dataset is the spatial distribution data of land use types in Jiuzhaigou County, Aba Tibetan and Qiang Autonomous Prefecture, Sichuan Province in 2010. It is vector data with attribute fields such as land code and land type. The land types are classified into secondary categories as follows: paddy fields, dry croplands, wooded lands, shrub lands, sparse forest lands, other forest lands, high-coverage grasslands, medium-coverage grasslands, low-coverage grasslands, rivers and canals, lakes, reservoirs and ponds, permanent glaciers and snowfields, tidal flats, beach lands, urban lands, rural settlements, other construction lands, sandy lands, gobi, saline-alkali lands, swamp lands, bare lands, bare rock and gravel lands, and others. Among them, cultivated land (comprising paddy fields and dry croplands) is classified based on landform into types located in mountainous areas, hills, plains, and slopes with a gradient greater than 25 degrees. The scale of this dataset is 1:100,000.

搜集汇总

背景与挑战

背景概述

该数据集为2010年四川省阿坝藏族羌族自治州九寨沟县的土地利用类型空间分布数据，采用1:10万比例尺的矢量数据格式，详细记录了包括水田、旱地、林地等25种二级土地类型及其属性。数据严格按照《林业科学数据集成规范》加工，错误率低，适用于土地利用研究。