Soils (Soil Taxonomy System 1998) of the Community of Madrid

Soil Map following the Soil Taxonomy classification of the U.S. Department of Agriculture (USDA) developed within the scope of the project “Edaphological mapping and land use capacity of the Madrid subregion”, developed by the Ministry of Housing and the Soil Department of the Institute of Edafology and Plant Biology of the Higher Council of Scientific Research between 1975 and 1990.Adapted to the Soil Taxonomy System of 1998.本土壤图遵循美国农业部（USDA）土壤分类系统（Soil Taxonomy）的分类规则编制，其研发工作于“马德里次区域土壤制图与土地利用承载力”项目框架内开展，由西班牙住房部与西班牙国家科学研究高级委员会土壤与植物生物学研究所土壤部于1975年至1990年间完成，并适配1998版土壤分类系统（Soil Taxonomy）。