Agricultural Land Classification detailed Post 1988 survey ALCB01892

Survey name: Marazion, Penwith DC Post 1988 Agricultural Land Classification (ALC) site survey data – scanned original paper maps and survey reports for individual sites surveyed in detail between 1989 and 1999 by the Ministry of Agriculture Fisheries and Food. Where Grade 3 is mapped this includes the subdivision of Grade 3 into subgrades 3a and 3b. Surveys use the current grading methodology as described in "Agricultural Land Classification of England and Wales," a link for which is provided with the data. Individual sites have been mapped at varying scales and level of detail from 1:5,000 to 1:50,000 (typically 1:10,000). Unedited sample point soils data and soil pit descriptions are also available for some surveys. Attribution statement: © Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right [year]. (Environment theme)调查名称：马拉齐恩（Marazion）、彭威斯区（Penwith DC） 1988年后的农业土地分类（Agricultural Land Classification, ALC）场地调查数据——包含由农业、渔业与食品部（Ministry of Agriculture, Fisheries and Food）于1989至1999年间对各场地开展详细调查所生成的原始纸质地图与调查报告扫描件。凡标注为3级的地块，均包含将3级细分为3a与3b亚级的内容。本次调查采用《英格兰与威尔士农业土地分类》中所载的现行分级方法，该文献的链接已随数据集一并提供。各场地的制图比例尺与细节层级存在差异，范围为1:5000至1:50000，通常采用1:10000比例尺。部分调查还附带未经编辑的采样点土壤数据与土坑描述资料。 归属声明：© 自然英格兰（Natural England）版权所有。包含英国地形测量局（Ordnance Survey）数据，© 皇家版权与数据库权[年份]。 （环境主题）