四川省宜宾市2010年土地利用图

该数据为四川省宜宾市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 Yibin City, 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 including paddy field, dry land, dense forest land, shrub land, sparse forest land, other forest land, high-coverage grassland, medium-coverage grassland, low-coverage grassland, rivers and canals, lakes, reservoirs and ponds, permanent glacial snow land, tidal flat, beach land, urban land, rural residential areas, other construction land, sandy land, Gobi, saline-alkali land, marshland, bare land, bare rock and gravel land, and others. Among them, cultivated land (paddy fields and dry lands) is further categorized according to landforms into types in mountainous areas, hilly areas, 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

该数据集为四川省宜宾市2010年土地利用类型空间分布数据，采用1:10万比例尺的矢量格式，详细记录了包括耕地、林地、草地等在内的25种二级土地类型分类，由国家级科学数据中心管理并提供协议共享服务。